1. Materialization and incremental update of path information;Agrawal;IEEE Internal Conference on Data Engineering,1989
2. I.D. Bailey, M. Hardwick, A. Laud, D. Spooner, Overview of the EXPRESS-X Language, in: Proceedings of the EXPRESS Users Group Conference'96, Toronto, Canada, 1996
3. I.D. Bailey, M. Mead, EXPRESS-M: A schema mapping language, in: Proceedings of the EXPRESS Users Group Conference'93, 1993
4. WWW-based collaborative system for integrated design and manufacturing;Chang;Concurrent Engineering: Research and Applications,1999
5. Product modeling using multiple levels of abstraction––instances as types;Erens;Computers in Industry,1994