Andreas Heuer, Jürgen Fuchs, U. Wiebking. OSCAR: An Object-Oriented Database System with a Nested Relational Kernel. In Hannu Kangassalo, editor, Proceedings of the 9th International Conference on Entity-Relationship Approach (ER 90), 8-10 October, 1990, Lausanne, Switzerland. pages 95-110, ER Institute, 1990. [doi]
Abstract is missing.