Unlocking keys for XML trees, International Conference on Database Theory, ICDT 2007, Barcelona, Catalonia, Spain, 10.01.2007 (Slides pdf-file)

English Sentence Structures and EER Modelling, 4th Australasian Conference on Conceptual Modelling, APCCM 2007, Ballarat, Victoria, Australia, 31.01.2007 (Slides pdf-file)

On Inferences of Full Hierarchical Dependencies, 30th Australasian Computer Science Conference, ACSC 2007, Ballarat, Victoria, Australia, 01.02.2007 (Slides pdf-file)

Efficient Reasoning about XFD's with Pre-Image Semantics, 12th International Conference on Database Systems for Advanced Applications (DASFAA), Bangkok, Thailand, 12.04.2007

Numerical Constraints for XML, 14th International Workshop on Logic, Language, Information and Computation (WoLLIC), Rio de Janeiro, Brazil, 03.07.2007 (Slides pdf-file)

XML Query Optimisation: Specify your Selectivity, 2nd International Workshop on XML Data Management Tools \& Techniques (XANTEC), DEXA Workshops, Regensburg, Germany, 05.09.2007 (Slides pdf-file)

Developing Core Competencies for tomorrow's E-Commerce Professionals, School of Information Management, Victoria University, Wellington, New Zealand, 09.10.2007 (Slides pdf-file)

Collection Type Constructors in Entity-Relationship Modelling, 26th International Conference on Conceptual Modelling (ER), Auckland, New Zealand, 05.11.2007 (Slides pdf-file)

ER Tutorial: Know your Limits - Enhanced XML Modelling with Cardinality Constraints, 26th International Conference on Conceptual Modelling (ER), Auckland, New Zealand, 06.11.2007 (Slides pdf-file)