Dürr, M. ; Huck, M. ; Kemper, A. ; Wallrath, M.
Using Conventional and Nested Relational Database Systems for Modeling CIM Data
Computer-Aided Design
1989
21
6
379-392

Kemper, A. ; Moerkotte, G.
Typing in Object Bases
19-31
Proceedings Advanced Database System Symposium
Kyoto, Japan
1989

Kemper, A.
Welche Datenbanksysteme eignen sich für CIM?
Technica
1989
38
May
27-32