Publikationen

• Lennart Holsten, Jacob Krüger, and Thomas Leich: Insights into Transitioning towards Electrics/Electronics Platform Management in the Automotive Industry. International Conference on the Foundations of Software Engineering (FSE), ACM, 2024. accepted 

• Philipp Zellmer, Jacob Krüger, and Thomas Leich: Decision Making for Managing Automotive Platforms: An Interview Survey on the Sate-of-Practice. International Conference on the Foundations of Software Engineering (FSE), ACM, 2024. accepted

• Richard May, Johanna Daher, Jacob Krüger, and Thomas Leich: An Experience Report on Using Video-Creation Tasks in Requirements-Engineering Education International Conference on Software Engineering - Software Engineering Education and Training (ICSE-SEET), ACM, 2024. doi: 10.1145/3639474.3640057

• Richard May, Niklas Baron, Jacob Krüger, and Thomas Leich: Pandemic Startup Software Engineering: An Experience Report on the Development of a COVID-19 Certificate Verification System. Journal of Systems and Software, , 2024.  accepted

• Richard May, Christian Biermann, Xenia Marlene Zerweck, Kai Ludwig, Jacob Krüger, and Thomas Leich: Vulnerably (Mis)Configured? Exploring 10 Years of Developers' Q&As on Stack Overflow. International Working Conference on Variability Modelling of Software-Intensive Systems (VaMoS), ACM, 2024. doi: 10.1145/3634713.3634729 

• Holsten, Lennart; Frank, Christian; Krüger, Jacob; Leich, Thomas (2023): Electrics/Electronics Platforms in the Automotive Industry: Challenges and Directions for Variant-Rich Systems Engineering. In: Myra Cohen, Thomas Thüm und Jacopo Mauro (Hg.): Proceedings of the 17th International Working Conference on Variability Modelling of Software-Intensive Systems (VaMoS 2023). Odense, Denmark. New York, NY, USA: ACM, S. 50–59.

• Krieter, Sebastian; Krüger, Jacob; Leich, Thomas; Saake, Gunter (2023): VariantInc: Automatically Pruning and Integrating Versioned Software Variants. In: Paolo Arcaini, Maurice H. ter Beek, Gilles Perrouin, Iris Reinhartz-Berger, Miguel R. Luaces, Christa Schwanninger et al. (Hg.): Proceedings of the 27th ACM International Systems and Software Product Line Conference (SPLC ’23) - Volume A. Tokyo, Japan. New York, NY, USA: ACM, S. 129–140.

• Krüger, Jacob; Mikulinski, Alex; Schulze, Sandro; Leich, Thomas; Saake, Gunter (2023): DSDGen: Extracting Documentation to Comprehend Fork Merges. In: Paolo Arcaini, Maurice H. ter Beek, Gilles Perrouin, Iris Reinhartz-Berger, Ivan Machado, Silvia Regina Vergilio et al. (Hg.): Proceedings of the 27th ACM International Systems and Software Product Line Conference (SPLC ’23) - Volume B. Tokyo, Japan. New York, NY, USA: ACM, S. 47–56.

• May, Richard; Biermann, Christian; Kenner, Andy; Krüger, Jacob; Leich, Thomas (2023): A Product-Line-Engineering Framework for Secure Enterprise-Resource-Planning Systems. In: Proceedings of CENTERIS 2023 - International Conference on ENTERprise Information Systems. 

• Zellmer, Philipp; Holsten, Lennart; Leich, Thomas; Krüger, Jacob (2023): Product- Structuring Concepts for Automotive Platforms. In: Paolo Arcaini, Maurice H. ter Beek, Gilles Perrouin, Iris Reinhartz-Berger, Miguel R. Luaces, Christa Schwanninger et al. (Hg.): Proceedings of the 27th ACM International Systems and Software Product Line Conference (SPLC ’23) - Volume A. Tokyo, Japan. New York, NY, USA: ACM, S. 170–181.

• May, Richard; Gautam, Jyoti; Sharma, Chetan; Biermann, Christian; Leich, Thomas (2023): A Systematic Mapping Study on Security in Configurable Safety-Critical Systems Based on Product-Line Concepts. In: Hans-Georg Fill, Francisco José Domínguez Mayo, Marten van Sinderen und Leszek Maciaszek (Hg.): Proceedings of the 18th International Conference on Software Technologies. Rome, Italy, 10.07.2023 - 12.07.2023: SCITE- PRESS - Science and Technology Publications, S. 217–224.

• May, Richard; Niemand, Tobias; Scholz, Paul; Leich, Thomas (2023): Replication Packa- ge: Design Patterns for Monitoring and Prediction Machine Learning Systems: Systematic Literature Review and Cluster Analysis. In: Hans-Georg Fill, Francisco José Domínguez Mayo, Marten van Sinderen und Leszek Maciaszek (Hg.): Proceedings of the 18th International Conference on Software Technologies. Rome, Italy, 10.07.2023 - 12.07.2023: SCITEPRESS - Science and Technology Publications, S. 209-216.

• Elias Kuiter, Sebastian Krieter, Jacob Krüger, Gunter Saake, and Thomas Leich. variED: An Editor for Collaborative, Real-Time Feature Modeling (Extended Abstract). In Proc. Software Engineering (SE). Gesellschaft für Informatik, February 2023.
   
• Rand Alchokr, Jacob Krüger, Yusra Shakeel, Gunter Saake, and Thomas Leich. Peer-reviewing and Submission Dynamics Around Top Software-Engineering Venues: A Juniors' Perspective. In Software Engineering, SE. GI, February 2023.
   
• Rand Alchokr, Yusra Shakeel, Gunter Saake, Thomas Leich, and Jacob Krüger. Forecasting Publications' Success Using Machine Learning Prediction Models. In International Workshop on Bibliometric-Enhanced Information Retrieval, BIR, April 2023.
   
• Rand Alchokr, Sanket Vikas Joshi, Gunter Saake, Thomas Leich, and Jacob Krüger. Investigating the Relation between Authors’ Academic Age and their Citations. In International Conference on Theory and Practice of Digital Libraries, TPDL. Springer, September 2023.
   
• Rand Alchokr, Jacob Krüger, Yusra Shakeel, Gunter Saake, and Thomas Leich. An Empirical Analysis of Newcomers’ Contributions to Software-Engineering Conferences. In International Conference on Asia-Pacific Digital Libraries, ICADL. Springer, December 2023.

• Yusra Shakeel, Rand Alchokr, Jacob Krüger, Gunter Saake, and Thomas Leich. Are Altmetrics Useful for Assessing Scientific Impact: A Survey. In 14th International Conference on Management of Digital EcoSystems, MEDES. ACM, October 2022. 
   
• Richard May, Christian Biermann, Jacob Krüger, Gunter Saake, and Thomas Leich. A Systematic Mapping Study of Security Concepts for Configurable Data Storages. In SPLC, September 2022.

• Rand Alchokr, Jacob Krüger, Yusra Shakeel, Gunter Saake, and Thomas Leich. On Academic Age Aspect and Discovering the Golden Age in Software Engineering. In International Conference on Cooperative and Human Aspects of Software Engineering, CHASE, May 2022. 

• Rand Alchokr, Manoj Borkar, Sharanya Thotadarya, Gunter Saake, and Thomas Leich. Supporting Systematic Literature Reviews Using Deep-Learning-Based Language Models. In 1st Workshop on Natural Language-based Software Engineering, NLBSE, May 2022.
   
• Yusra Shakeel, Rand Alchokr, Jacob Krüger, Gunter Saake, and Thomas Leich. Altmetrics and Citation Counts: An Empirical Analysis of the Computer Science Domain. In Joint Conference on Digital Libraries, JCDL. IEEE, June 2022. 
   
• Yusra Shakeel, Rand Alchokr, Jacob Krüger, Gunter Saake, and Thomas Leich. Incorporating Altmetrics to Support Selection and Assessment of Publications during Literature Analyses. In International Conference on Evaluation and Assessment in Software Engineering, EASE. IEEE, June 2022. 
   
• Rand Alchokr, Jacob Krüger, Yusra Shakeel, Gunter Saake, and Thomas Leich. Peer-reviewing and Submission Dynamics Around Top Software-Engineering Venues: A Juniors' Perspective. In International Conference on Evaluation and Assessment in Software Engineering, EASE. IEEE, June 2022. 

• Rand Alchokr, Jacob Krüger, Gunter Saake, and Thomas Leich. A Comparative Analysis of Article Recommendation Platforms. In Joint Conference on Digital Libraries, JCDL. IEEE, September 2021.
   
• Rand Alchokr, Jacob Krüger, Yusra Shakeel, Gunter Saake, and Thomas Leich. Understanding the Contributions of Junior Researchers at Software-Engineering Conferences. In Joint Conference on Digital Libraries, JCDL. IEEE, September 2021. 
   
• Yusra Shakeel, Rand Alchokr, Jacob Krüger, Gunter Saake, and Thomas Leich. Are Altmetrics Proxies or Complements to Citations for Assessing Impact in Computer Science?. In Joint Conference on Digital Libraries, JCDL. IEEE, September 2021. 
   
• Andy Kenner, Richard May, Jacob Krüger, Gunter Saake, and Thomas Leich. Safety, Security, and Configurable Software Systems: A Systematic Mapping Study. In International Systems and Software Product Line Conference, SPLC, page 148–159. ACM, September 2021.
   
• Elias Kuiter, Sebastian Krieter, Jacob Krüger, Gunter Saake, and Thomas Leich. variED: An Editor for Collaborative, Real-Time Feature Modeling. Empirical Software Engineering, 26(24), March 2021.
   
• Jacob Krüger, Gül  Calıklı, Thorsten Berger, and Thomas Leich. How Explicit Feature Traces Did Not Impact Developers’ Memory. In International Conference on Software Analysis, Evolution and Reengineering, SANER. IEEE, March 2021. 
   
• Cem Sürücü, Bianying Song, Jacob Krüger, Gunter Saake, and Thomas Leich. Using Key Performance Indicators to Compare Software-Development Processes. In Software Engineering, SE. GI, February 2021.

• Cem Sürücü, Bianying Son, Jacob Krüger, Gunter Saake, and Thomas Leich. Establishing Key Performance Indicators for Measuring Software-Development Processes at a Large Organization. In Joint European Software Engineering Conference and Symposium on the Foundations of Software Engineering, ESEC/FSE. ACM, November 2020.
   
• Michael Müller, Thomas Leich, Thilo Pionteck, Gunter Saake, Jens Teubner, and Olaf Spinczyk. He..ro DB: A Concept for Parallel Data Processing on Heterogeneous Hardware. In André Brinkmann, Wolfgang Karl, Stefan Lankes, Sven Tomforde, Thilo Pionteck, and Carsten Trinitis, editors, Architecture of Computing Systems - ARCS 2020 - 33rd International Conference, Aachen, Germany, May 25-28, 2020, Proceedings, volume 12155 of Lecture Notes in Computer Science, pages 82–96. Springer, May 2020.

• Jacob Krüger, Gül Calıklı, Thorsten Berger, Thomas Leich, and Gunter Saake. Effects of Explicit Feature Traceability on Program Comprehension. In Software Engineering, SE. GI, February 2020. 
   
• Andy Kenner, Stephan Dassow, Christian Lausberger, Jacob Krüger, and Thomas Leich. Using Variability Modeling to Support Security Evaluations: Virtualizing the Right Attack Scenarios. In International Working Conference on Variability Modelling of Software-Intensive Systems, VaMoS. ACM, February 2020. 
   
• Kai Ludwig, Jacob Krüger, and Thomas Leich. FeatureCoPP: Unfolding Preprocessor Variability. In International Working Conference on Variability Modelling of Software-Intensive Systems, VaMoS. ACM, February 2020. 
   
• Jacob Krüger, Sebastian Krieter, Thomas Leich, and Gunter Saake. EXtracting Product Lines from vAriaNTs (EXPLANT). In International Working Conference on Variability Modelling of Software-Intensive Systems, VaMoS. ACM, February 2020. 
   
• Yusra Shakeel, Jacob Krüger, Ivonne von Nostitz-Wallwitz, Gunter Saake, and Thomas Leich. Automated Selection and Quality Assessment of Primary Studies: A Systematic Literature Review. Journal of Information and Data Quality, 12(1):4:1–4:26, November 2019. (PDF)
   
• Elias Kuiter, Sebastian Krieter, Jacob Krüger, Thomas Leich, and Gunter Saake. Foundations of Collaborative, Real-Time Feature Modeling. In International Systems and Software Product Line Conference, SPLC, pages 257–264. ACM, September 2019.
   
• Kai Ludwig, Jacob Krüger, and Thomas Leich. Covert and Phantom Features in Annotations: Do They Impact Variability Analysis?. In International Systems and Software Product Line Conference, SPLC, pages 218–230. ACM, September 2019.
   
• Jacob Krüger, Jens Wiemann, Wolfram Fenske, Gunter Saake, and Thomas Leich. Program Comprehension and Developers’ Memory. In INFORMATIK. GI, September 2019. 
   
• Michael Nieke, Lukas Linsbauer, Jacob Krüger, and Thomas Leich. Second International Workshop on Variability and Evolution of Software-Intensive Systems (VariVolution 2019). In International Systems and Software Product Line Conference, SPLC, pages 320–320. ACM, September 2019.
   
• Jacob Krüger, Mustafa Al-Hajjaji, Thomas Leich, and Gunter Saake. Mutation Operators for Feature-Oriented Software Product Lines. In International Systems and Software Product Line Conference, SPLC, pages 12–12. ACM, September 2019.
   
• Jacob Krüger, Gül  Calıklı, Thorsten Berger, Thomas Leich, and Gunter Saake. Effects of Explicit Feature Traceability on Program Comprehension. In Joint European Software Engineering Conference and Symposium on the Foundations of Software Engineering, ESEC/FSE, pages 338–349. ACM, August 2019.
   
• Jacob Krüger, Christian Lausberger, Ivonne von Nostitz-Wallwitz, Gunter Saake, and Thomas Leich. Search. Review. Repeat? An Empirical Study of Threats to Replicating SLR Searches. Empirical Software Engineering, July 2019. Accepted. (PDF)
   
• Sebastian Nielebock, Dariusz Krolikowski, Jacob Krüger, Thomas Leich, and Frank Ortmeier. Commenting Source Code: Is It Worth It For Small Programming Tasks?. Empirical Software Engineering, 24(3):1418–1457, June 2019. (PDF)
   
• Jacob Krüger, Mustafa Al-Hajjaji, Thomas Leich, and Gunter Saake. Mutation Operators for Feature-Oriented Software Product Lines. Software: Testing, Verification and Reliability, 29(1-2):1–21, February 2019. (PDF)
   
• Jacob Krüger, Jens Wiemann, Wolfram Fenske, Gunter Saake, and Thomas Leich. Understanding How Programmers Forget. In Software Engineering and Software Management, SE/SWM LNI, pages 85–86. GI, February 2019.
   
• Jacob Krüger, Thorsten Berger, and Thomas Leich. Software Engineering for Variability Intensive Systems, chapter Features and How to Find Them: A Survey of Manual Feature Location, pages 153–172. CRC Press, January 2019. (PDF)
   
• Sebastian Krieter, Tobias Thiem, and Thomas Leich. Using Dynamic Software Product Lines to Implement Adaptive SGX-enabled Systems. In Proceedings of the 13th International Workshop on Variability Modelling of Software-Intensive Systems, VAMOS '19, pages 9:1–9:9, New York, NY, USA, 2019. ACM.
• Jacob Krüger, Wolfram Fenske, Thomas Thüm, Dirk Aporius, Gunter Saake, and Thomas Leich. Apo-Games - A Case Study for Reverse Engineering Variability from Cloned Java Variants. In International Systems and Software Product Line Conference, SPLC, pages 251–256. ACM, September 2018.
   
• Jacob Krüger, Mustafa Al-Hajjaji, Sandro Schulze, Gunter Saake, and Thomas Leich. Towards Automated Test Refactoring for Software Product Lines. In International Systems and Software Product Line Conference, SPLC, pages 143–148. ACM, September 2018.
   
• Elias Kuiter, Jacob Krüger, Sebastian Krieter, Thomas Leich, and Gunter Saake. Getting Rid of Clone-And-Own: Moving To A Software Product Line for Temperature Monitoring. In International Systems and Software Product Line Conference, SPLC, pages 179–189. ACM, September 2018.
   
• Elias Kuiter, Sebastian Krieter, Jacob Krüger, Kai Ludwig, Thomas Leich, and Gunter Saake. PCLocator: A Tool Suite to Automatically Identify Configurations for Code Locations. In International Systems and Software Product Line Conference, SPLC, pages 284–288. ACM, September 2018.
   
• Yusra Shakeel, Jacob Krüger, Gunter Saake, and Thomas Leich. Indicating Studies’ Quality based on Open Data in Digital Libraries. In Business Information Systems Workshops, volume 339 of LNPIB BIS, pages 579–590. Springer, July 2018.
   
• Jacob Krüger, Jens Wiemann, Wolfram Fenske, Gunter Saake, and Thomas Leich. Do You Remember This Source Code?. In International Conference on Software Engineering, ICSE, pages 764–775. ACM, May 2018.
   
• Sebastian Krieter, Jacob Krüger, Nico Weichbrodt, Vasily A. Sartakov, Rüdiger Kapitza, and Thomas Leich. Towards Secure Dynamic Product Lines in the Cloud. In International Conference on Software Engineering - New Ideas and Emerging Results Track, ICSE-NIER, pages 5–8. ACM, May 2018.
   
• Ivonne von Nostitz-Wallwitz, Jacob Krüger, Janet Siegmund, and Thomas Leich. Knowledge Transfer from Research to Industry: A Survey on Program Comprehension. In International Conference on Software Engineering Companion, ICSE-C, pages 300–301. ACM, May 2018.
   
• Yusra Shakeel, Jacob Krüger, Ivonne von Nostitz-Wallwitz, Christian Lausberger, Gabriel Campero Durand, Gunter Saake, and Thomas Leich. (Automated) Literature Analysis - Threats and Experiences. In International Workshop on Software Engineering for Science, SE4Science, pages 20–27. ACM, May 2018.
   
• Ivonne von Nostitz-Wallwitz, Jacob Krüger, and Thomas Leich. Towards Improving Industrial Adoption: The Choice of Programming Languages and Development Environments. In International Workshop on Software Engineering Research and Industrial Practice, SER&IP, pages 10–17. ACM, May 2018.
   
• Jacob Krüger, Kai Ludwig, Bernhard Zimmermann, and Thomas Leich. Physical Separation of Features: A Survey with CPP Developers. In Symposium on Applied Computing, SAC, pages 2042–2049. ACM, April 2018.
   
• Jacob Krüger, Marcus Pinnecke, Andy Kenner, Christopher Kruczek, Fabian Benduhn, Thomas Leich, and Gunter Saake. Composing Annotations Without Regret? Practical Experiences Using FeatureC. Software: Practice and Experience, 48(3):402–427, March 2018. (PDF)
   
• Gabriel Campero Durand, Anusha Janardhana, Marcus Pinnecke, Yusra Shakeel, Jacob Krüger, Thomas Leich, and Gunter Saake. Exploring Large Scholarly Networks with Hermes. In International Conference on Extending Database Technology, EDBT, pages 650–653. OpenProceedings, March 2018.
   
• Sebastian Krieter, Jacob Krüger, and Thomas Leich. Don’t Worry About It: Managing Variability On-the-Fly. In International Workshop on Variability Modelling of Software-Intensive Systems, VaMoS, pages 19–26. ACM, February 2018.
   
• Norman Peitek, Janet Siegmund, Sven Apel, Christian Kästner, Chris Parnin, Anja Bethmann, Thomas Leich, Gunter Saake, and Andre Brechmann. A Look into Programmers`Heads. IEEE TSE, 2018. accepted.
   
• Vasily Sartakov, Nico Weichbrodt, Sebastian Krieter, Thomas Leich, and Rüdiger Kapitza. STANlite – A database engine for secure data processing at rack-scale level. In International Conference on Cloud Engineering, IC2E. IEEE, 2018.

• Jacob Krüger, Stephan Dassow, Karl-Albert Bebber, and Thomas Leich. Daedalus or Icarus? Experiences on Follow-The-Sun. In Proceedings of the International Conference on Global Software Engineering, ICGSE. IEEE, 2017.

• Jacob Krüger, Ivonne Schröter, Andy Kenner, and Thomas Leich. Empirical Studies in Question-Answering Systems: A Discussion. In International Workshop on Conducting Empirical Studies in Industry (CESI). IEEE, 2017.

• Mustafa Al-Hajjaji, Jacob Krüger, Fabian Benduhn, Thomas Leich, and Gunter Saake. Efficient Mutation Testing in Configurable Systems. In International Workshop on Variability and Complexity in Software Design (VACE). IEEE, 2017.

• Mustafa Al-Hajjaji, Jacob Krüger, Sandro Schulze, Thomas Leich, and Gunter Saake. Efficient Product-Line Testing using Clustering-Based Product Prioritization. In International Workshop on Automation of Software Test (AST). IEEE, 2017.

• Ivonne Schröter, Jacob Krüger, Philipp Ludwig, Marcus Thiel, Andreas Nürnberger, and Thomas Leich. Identifying Innovative Documents: Quo vadis?. In Slimane Hammoudi, Michal Smialek, Olivier Camp, and Joaquim Filipe, editors, Proceedings of the 19th International Conference on Enterprise Information Systems - Volume 1, ICEIS, pages 653–658. ScitePress, 2017.

• Jacob Krüger, Niklas Corr, Ivonne Schröter, and Thomas Leich. Digging into the Eclipse Marketplace. In Federico Balaguer, Roberto Di Cosmo, Alejandra Garrido, Fabio Kon, Gregorio Robles, and Stefano Zacchiroli, editors, International Conference on Open Source Systems: Towards Robust Practices, pages 60–65. Springer, 2017.

• Ivonne Schröter, Jacob Krüger, Janet Siegmund, and Thomas Leich. Comprehending Studies on Program Comprehension. In International Conference on Program Comprehension. IEEE, 2017.

• Jacob Krüger, Sebastian Nielebock, Sebastian Krieter, Christian Diedrich, Thomas Leich, Gunter Saake, Sebastian Zug, and Frank Ortmeier. Beyond Software Product Lines: Variability Modeling in Cyber-Physical Systems. In International Systems and Software Product Line Conference, SPLC. ACM, 2017.

• Sebastian Krieter, Marcus Pinnecke, Jacob Krüger, Joshua Sprey, Christopher Sontag, Thomas Thüm, Thomas Leich, and Gunter Saake. FeatureIDE: Empowering Third-Party Developers. In International Systems and Software Product Line Conference (SPLC). ACM, 2017. 

• Jacob Krüger, Wolfram Fenske, Jens Meinicke, Thomas Leich, and Gunter Saake. Extracting Software Product Lines: A Cost Estimation Perspective. In Proceedings of the 20th International Software Product Line Conference (SPLC). ACM, 2016.

• Jacob Krüger, Ivonne Schröter, Andy Kenner, Christopher Kruczek, and Thomas Leich. FeatureCoPP: Compositional Annotations. In International Workshop on Feature-Oriented Software Development, 2016

• Mustafa Al-Hajjaji, Jens Meinicke, Sebastian Krieter, Reimar Schröter, Thomas Thüm, Thomas Leich, and Gunter Saake. Testing Configurable Systems with Fea-tureIDE. In Proceedings of the International Conference on Generative Program-ming: Concepts & Experiences (GPCE) ACM, October 2016.

• Fabian Benduhn, Reimar Schröter, Andy Kenner, Christopher Kruczek, Thomas Leich, and Gunter Saake. Migration from Annotation-Based to Composition-Based Product Lines: Towards a Tool-Driven Process. In International Conference on Advances and Trends in Software Engineering, 2016.      

• Mustafa Al-Hajjaji, Fabian Benduhn, Thomas Thüm, Thomas Leich, and Gunter Saake. Mutation Operators for Preprocessor-Based Variability. In International Workshop on Variability Modelling of Software-intensive Systems (VaMoS), pages 81–88, New York, NY, USA, January 2016. ACM.

• Jens Meinicke, Thomas Thüm, Reimar Schröter, Sebastian Krieter, Fabian Benduhn, Gunter Saake, and Thomas Leich. FeatureIDE: Taming the Preprocessor Wilderness. In Proceedings of the International Conference on Software Engineering (ICSE), 2016.

• Juliana Alves Pereira, Sebastian Krieter, Jens Meinicke, Reimar Schröter, Gunter Saake, and Thomas Leich. FeatureIDE: Scalable Product Configuration of Variable Systems. In Proceedings of the International Conference on Software Reuse (ICSR), 2016. 

• Fabian Benduhn, Thomas Thüm, Malte Lochau, Thomas Leich, and Gunter Saake. A Survey on Modeling Techniques for Formal Behavioral Verification of Software Product Lines. In International Workshop on Variability Modelling of Software-intensive Systems (VaMoS), pages 80–87, New York, NY, USA, January 2015. ACM.

• Janet Siegmund, Sven Apel, Christian Kästner, Chris Parnin, Anja Bethmann, Gunter Saake, Thomas Leich, and André Brechmann. Measuring Program Comprehension with Functional Magnetic Resonance Imaging. In Proceedings of Software Engineering – Fachtagung des GI-Fachbereichs Softwaretechnik, GI Edition – Lecture Notes in Informatics. GI, March 2015.

• Thomas Thüm, Christian Kästner, Fabian Benduhn, Jens Meinicke, Gunter Saake, and Thomas Leich. FeatureIDE: An Extensible Framework for Feature-Oriented Software Development. Science of Computer Programming, 79(0):70–85, January 2014.


• Janet Siegmund, Christian Kästner, Sven Apel, Chris Parnin, Anja Bethmann, Thomas Leich, Gunter Saake, and André Brechmann. Understanding Source Code with Functional Magnetic Resonance Imaging. In ICSE, pages 378–389, 2014.


• Janet Feigenspan, Christian Kästner, Sven Apel, Jörg Liebig, Michael Schulze, Raimund Dachselt, Maria Papendieck, Thomas Leich, and Gunter Saake. Do Background Colors Improve Program Comprehension in the #ifdef Hell?. Empirical Software Engineering, 18(4):699–745, 2013.


• Michael Soffner, Norbert Siegmund, Marko Rosenmüller, Janet Feigenspan, Thomas Leich, and Gunter Saake. A Variability Model for Query Optimizers. In Database and Information Systems VII. Selected Papers from the Tenth International Baltic Conference on Databases and Information Systems 2012, pages 15–28. IOS Press, January 2013.


• Thomas Leich. Variables Nanodatenmanagement für eingebettete Systeme. Dissertation, University of Magdeburg, Germany, November 2012. In German.


• Martin Schäler, Thomas Leich, Marko Rosenmüller, and Gunter Saake. Building Information System Variants with Tailored Database Schemas Using Features. In 24th International Conference on Advanced Information Systems Engineering (CAiSE), volume 7328 of LNCS, pages 597 – 612. Springer, June 2012.


• Janet Siegmund, André Brechmann, Sven Apel, Christian Kästner, Jörg Liebig, Thomas Leich, and Gunter Saake. Toward Measuring Program Comprehension with Functional Magnetic Resonance Imaging. In International Symposium on the Foundations of Software Engineering - New Ideas Track (FSE-NIER), pages 24:1–24:4, 2012.


• Martin Schäler, Thomas Leich, Norbert Siegmund, Christian Kästner, and Gunter Saake. Generierung maßgeschneiderter Relationenschemata in Softwareproduktlinien mittels Superimposition. In 14. GI-Fachtagung Datenbanksysteme für Business, Technologie und Web, volume P-180 of LNI, pages 414–534. GI, 2011.


• S. Apel, S. Kolesnikov, J. Liebig, C. Kästner, M. Kuhlemann, and T. Leich. Access control in feature-oriented programming. Science of Computer Programming, Volume Special Issue on Feature-Oriented Software Development, 2010.


• Marko Rosenmüller, Sven Apel, Thomas Leich, and Gunter Saake. Tailor-Made Data Management for Embedded Systems: A Case Study on Berkeley DB. Data and Knowledge Engineering, 68(12):1493–1512, December 2009.


• Sven Apel, Jörg Liebig, Christian Kästner, Martin Kuhlemann, and Thomas Leich. An Orthogonal Access Modifier Model for Feature-Oriented Programming. In Proceedings of the First Workshop on Feature-Oriented Software Development (FOSD), pages 27–34. ACM Press, October 2009.


• Janet Feigenspan, Christian Kästner, Sven Apel, and Thomas Leich. How to Compare Program Comprehension in FOSD Empirically – An Experience Report. In Proceedings of the First Workshop on Feature-Oriented Software Development (FOSD), pages 55–62. ACM Press, October 2009.


• Jörg Liebig, Sven Apel, Christian Lengauer, and Thomas Leich. RobbyDBMS – A Case Study on Hardware/Software Product Line Engineering. In Proceedings of the First Workshop on Feature-Oriented Software Development (FOSD), pages 60–65. ACM Press, October 2009.


• Christian Kästner, Thomas Thüm, Gunter Saake, Janet Feigenspan, Thomas Leich, Fabian Wielgorz, and Sven Apel. FeatureIDE: Tool Framework for Feature-Oriented Software Development. In Proceedings of the 31th International Conference on Software Engineering (ICSE), pages 611–614. IEEE Computer Society, May 2009. Formal Demonstration paper.


• Marko Rosenmüller, Christian Kästner, Norbert Siegmund, Sagar Sunkle, Sven Apel, Thomas Leich, and Gunter Saake. SQL à la Carte – Toward Tailor-made Data Management. In Datenbanksysteme in Business, Technologie und Web (BTW), pages 117–136, March 2009.


• Gunter Saake, Marko Rosenmüller, Norbert Siegmund, Christian Kästner, and Thomas Leich. Downsizing Data Management for Embedded Systems. Egyptian Computer Science Journal (ECS), 31(1):1–13, January 2009.


• Sven Apel, Thomas Leich, and Gunter Saake. Aspectual Feature Modules. IEEE Transactions on Software Engineering, 34(2):162–180, 2008.


• Marko Rosenmüller, Norbert Siegmund, Horst Schirmeier, Julio Sincero, Sven Apel, Thomas Leich, Olaf Spinczyk, and Gunter Saake. FAME-DBMS: Tailor-made Data Management Solutions for Embedded Systems. In Workshop on Software Engineering for Tailor-made Data Management (SETMDM), 2008.


• S. Apel, C. Kaestner, M. Kuhlemann, and T. Leich. Pointcuts, Advice, Refinements, and Collaborations: Similarities, Differences, and Synergies. Innovations in Systems and Software Engineering (ISSE) – A NASA Journal, 3(3-4), December 2007.


• S. Apel, C. Kästner, T. Leich, and G. Saake. Aspect Refinement - Unifying AOP and Stepwise Refinement. Journal of Object Technology (JOT), 6(9):13–33, October 2007. Special Issue. TOOLS EUROPE 2007.


• M. Kuhlemann, T. Leich, and S. Apel. Merkmalorientierte Architekturen für eingebettete Datenmanagementsysteme. In Workshop Maßgeschneidertes Datenmanagement, Aachener Informatik-Berichte. RWTH Aachen, March 2007.


• M. Rosenmüller, T. Leich, S. Apel, and G. Saake. Von Mini- über Micro- bis zu Nano-DBMS: Datenhaltung in eingebetteten Systemen. Datenbank Spektrum, 7(20), February 2007.


• M. Kuhlemann, S. Apel, and T. Leich. Streamlining Feature-Oriented Designs. In Software Composition, pages 168–175, 2007.


• M. Kuhlemann, M. Rosenmüller, S. Apel, and T. Leich. On the Duality of Aspect-Oriented and Feature-Oriented Design Patterns. In AOSD Workshop on Aspects, Components, and Patterns for Infrastructure Software, 2007.


• Mario Pukall, Thomas Leich, Martin Kuhlemann, and Marko Rosenmüller. Highly Configurable Transaction Management for Embedded Systems. In "AOSD Workshop on Aspects, Components, and Patterns for Infrastructure Software", pages 1–8, 2007.


• M. Rosenmüller, T. Leich, and S. Apel. Konfigurierbarkeit für ressourceneffiziente Datenhaltung in eingebetteten Systemen am Beispiel von Berkeley DB. In Datenbanksysteme in Business Technologie und Web - Workshop, 2007.


• S. Apel, C. Kästner, M. Kuhlemann, and T. Leich. Objektorientierte Grenzen - Modularität von Softwarebausteinen: Aspekte versus Merkmale. iX Magazin für Professionelle Informationstechnik, Number 10, pages 116–122, October 2006.


• S. Apel, M. Kuhlemann, and T. Leich. Generic Feature Modules: Two-Staged Program Customization. In Proceedings of International Conference on Software and Data Technologies (ICSOFT'06), pages 127–132, September 2006.


• Sven Apel, Christian Kästner, Thomas Leich, and Gunter Saake. Aspect Refinement. Technical Report 10, School of Computer Science, University of Magdeburg, Germany, August 2006.


• S. Apel, T. Leich, and G. Saake. Aspectual Mixin Layers: Aspects and Features in Concert. In Proceedings of IEEE and ACM SIGSOFT 28th International Conference on Software Engineering (ICSE'06), May 2006.


• M. Kuhlemann, T. Leich, and S. Apel. Einfluss erweiterter Programmier-Paradigmen auf die Entwicklung eingebetteter DBMS. In Workshop Grundlagen von Datenbanken, pages 100–104, 2006.


• S. Apel, T. Leich, and G. Saake. Aspect Refinement and Bounding Quantification in Incremental Designs. In Proceedings of the Asia-Pacific Conference on Software Engineering (held at AOASIA'05), December 2005.


• T. Leich, S. Apel, M. Rosenmüller, and G. Saake. Handling Optional Features in Software Product Lines. In Proceedings of OOPSLA Workshop on Managing Variabilities consistently in Design and Code, San Diego, USA, October 2005. published online.


• T. Leich, S. Apel, L. Marnitz, and G. Saake. Tool Support for Feature-Oriented Software Development - FeatureIDE: An Eclipse-Based Approach -. In Proceedings of OOPSLA Eclipse Technology eXchange (ETX) Workshop, pages 55–59, San Diego, USA, October 2005.


• S. Apel, H. Sichting, T. Leich, and M. Plack. On Implementation Techniques for Mobile and Pervasive Middleware Families. In N. Callaos and W. Lesso, editors, Proceedings of the 9th World Multi-Conference on Systemics, Cybernetics and Informatics (WMSCI'05), pages 368–373, Orlando, Florida, July 2005.


• S. Apel, H. Sichting, T. Leich, and M. Plack. The FATIMA Middleware for Mobile and Pervasive Computing. In N. Callaos and W. Lesso, editors, Proceedings of the 9th World Multi-Conference on Systemics, Cybernetics and Informatics (WMSCI'05), pages 374–379, Orlando, Florida, July 2005.


• S. Apel, T. Leich, M. Rosenmüller, and G. Saake. FeatureC: Feature-Oriented and Aspect-Oriented Programming in C. Technical Report 3, Fakultät für Informatik, Universität Magdeburg, 2005.


• T. Leich, S. Apel, and G. Saake. Using Step-Wise Refinement to Build a Flexible Lightweight Storage Manager. In J. Eder, H.-M. Haav, A. Kalja, and J. Penjam, editors, Proceedings of the 9th East-European Conference on Advances in Databases and Information Systems (ADBIS 2005), Tallinn, Estonia, September 12-15, 2005, Lecture Notes in Computer Science (LNCS), Berlin/Heidelberg, 2005. Springer-Verlag.


• T. Leich and S. Apel. Ein merkmalsorientierter Speichermanager für eingebettete Systeme. In 17. Workshop ``Grundlagen von Datenbanken'', Wörlitz (17.05.–20.05.05), pages 73–77. Institut für Informatik, Universität Halle-Wittenberg, 2005.


• S. Apel, T. Leich, M. Rosenmüller, and G. Saake. Combining Feature-Oriented and Aspect-Oriented Programming to Support Software Evolution. In Proceedings of the 2nd ECOOP Workshop on Reflection, AOP and Meta-Data for Software Evolution (RAM-SE'05), in 19th European Conference on Object-Oriented Programming (ECOOP'05), Glasgow, Scotland, On 25th # jul 2005.


• S. Apel, T. Leich, and G. Saake. Aspect Refinement in Software Product Lines. In Aspects and Software Product Lines: An Early Aspects Workshop at SPLC-Europe'05, Rennes, France, On 26th # Sep 2005. published online.


• S. Apel, T. Leich, M. Rosenmüller, and G. Saake. FeatureC++: On the Symbiosis of Feature-Oriented and Aspect-Oriented Programming. In R. Glueck and M. Lowry, editors, Generative Programming and Component Engineering, 4th International Conference, GPCE 2005, volume 3676 of Lecture Notes on Computer Science. Springer, October 2005.


• S. Apel, T. Leich, and G. Saake. Aspectual Mixin Layers. Technical Report 8, Fakultät für Informatik, Universität Magdeburg, 2005. S. Apel and T. Leich. Einsatz von Aspektorientierung und Programmfamilien bei der Entwicklung von Datenbank-Management-Systemen. In H. Höpfner, G. Saake, and E. Schallehn, editors, Tagungsband zum 15. GI-Workshop Grundlagen von Datenbanken 10.-13. Juni 2003, Preprint Nr. 06/2003, pages 103–107, Tangermünde, Sachsen-Anhalt, Deutschland, May 2003. Fakultät für Informatik, Universität Magdeburg.


• T. Leich and H. Höpfner. Konzeption eines Anfragesystems für leichtgewichtige, erweiterbare DBMS. In H. Höpfner and G. Saake, editors, Tagungsband zum Workshop ''Mobile Datenbanken und Informationssysteme - Datenbanktechnologie überall und jederzeit'', number 1, pages 33–37, Fakultät für Informatik, Universität Magdeburg, March 2002.


• M. Plack and T. Leich. Eine Middleware-Architektur für mobile Informationssysteme. In Sigrid Schubert, Bernd Reusch, and Norbert Jesse, editors, Informatik bewegt: Informatik 2002 - 32. Jahrestagung der Gesellschaft für Informatik e.v. (GI), 30. September - 3.Oktober 2002 in Dortmund, volume 19 of Lecture Notes in Informatics, pages 594–598. GI, 2002.