Richard Hull. Four Views of Complex Objects: A Sophisticate s Introduction. In Serge Abiteboul, Patrick C. Fischer, Hans-Jörg Schek, editors, Nested Relations and Complex Objects, Papers from the Workshop Theory and Applications of Nested Relations and Complex Objects , Darmstadt, Germany, April 6-8, 1987. Volume 361 of Lecture Notes in Computer Science, pages 87-116, Springer, 1987.
Abstract is missing.