@inproceedings{CIKM-1993-HalperGP,
	author        = "Michael Halper and James Geller and Yehoshua Perl",
	booktitle     = "{Proceedings of the Second International Conference on Information and Knowledge Management}",
	cdrom         = "CIKM1993/P606.pdf",
	doi           = "10.1145/170088.170439",
	isbn          = "0-89791-626-3",
	pages         = "606--614",
	publisher     = "{ACM}",
	title         = "{Value Propagation in Object-Oriented Database Part Hierarchies}",
	year          = 1993,
}