@inproceedings{LiebigALL09,
  title = {RobbyDBMS: a case study on hardware/software product line engineering},
  author = {Jörg Liebig and Sven  Apel and Christian Lengauer and Thomas Leich},
  year = {2009},
  doi = {10.1145/1629716.1629729},
  url = {http://doi.acm.org/10.1145/1629716.1629729},
  tags = {case study, software engineering, software product line, product line},
  researchr = {https://researchr.org/publication/LiebigALL09},
  cites = {0},
  citedby = {0},
  pages = {63-68},
  booktitle = {MoDELS},
}

@inproceedings{ALKKL:FOSD09,
  title = {An Orthogonal Access Modifier Model for Feature-Oriented Programming},
  author = {Sven  Apel and Jörg Liebig and Christian Kästner and Martin Kuhlemann and Thomas Leich},
  year = {2009},
  month = {OCT},
  tags = {programming languages, object-oriented programming, fosd, rule-based, meta programming, meta-model, modeling language, modeling, language modeling, object-role modeling, programming, subject-oriented programming, context-aware, Meta-Environment, access control, role-based access control, feature-oriented programming, meta-objects},
  researchr = {https://researchr.org/publication/ALKKL%3AFOSD09},
  cites = {0},
  citedby = {0},
  booktitle = {Proceedings of the First Workshop on Feature-Oriented Software Development (FOSD)},
}