Francis Wolinski, Jean-François Perrot. Representation of Complex Objects: Multiple Facets with Part-Whole Hierarchies. In Pierre America, editor, ECOOP 91 European Conference on Object-Oriented Programming, Geneva, Switzerland, July 15-19, 1991, Proceedings. Volume 512 of Lecture Notes in Computer Science, pages 288-306, Springer, 1991. [doi]
Abstract is missing.