Edited Book

Sixth Asia-Pacific Conference on Conceptual Modeling - APCCM 2009 (with M. Kirchberg). Conferences in Research and Practice in Information Technology, Vol. 96, Australian Computer Science Communications, Vol. 31, No. 6, ISBN 978-1-920682-77-4.

Journal publications

Efficient reasoning about a robust XML key fragment (with S. Hartmann). ACM Transactions on Database Systems, Volume 34(2), Article 10, 33 pages, June 2009. (pdf-file)

Constraint acquisition for Entity-Relationship models (with S. Hartmann and T. Trinh). Data and Knowledge Engineering, Volume 68(10), pages 1128-1155. (pdf-file)

On inferences of weak multivalued dependencies (with S. Hartmann). Fundamenta Informaticae, Volume 92(1-2), pages 83-102. (pdf-file)

On weak functional dependencies - full propositional expressiveness for the database practitioner (with S. Hartmann). Journal of Universal Computer Science, Volume 115(1), pages 112-156. (pdf-file)

Conference Proceedings

On Matrix Representations of Participation Constraints (with S. Hartmann and U. Leck). Proceedings of ER 2009 Workshops, Springer Lecture Notes in Computer Science, Volume 5833, pages 75-84, ISBN 978-3-642-04946-0. (pdf-file)

Spoilt for Choice: Full First-Order Hierarchical Decompositions. Proceedings of 16th International Workshop on Logic, Language, Information and Computation - WoLLIC 2009, June 21-24, 2009, Tokyo, Japan, Springer Lecture Notes in Computer Science, FoLLI/LNAI, Volume 5514, pages 256-267, ISBN 978-3-642-02260-9. (pdf-file)

Expressive, yet Tractable XML Keys (with S. Hartmann). Proceedings of 12th International Conference on Extending Database Technology - EDBT 2009, March 24-26, 2009, Saint-Petersburg, Russia, ACM International Conference Proceeding Series, Volume 360, ISBN 978-1-60558-422-5. (pdf-file)