@inproceedings{TOOLS-ASIA-1997-WuW,
	author        = "S. Wu and N. Wang",
	booktitle     = "{Proceedings of the 24th International Conference on Technology of Object-Oriented Languages and Systems}",
	doi           = "10.1109/TOOLS.1997.713527",
	isbn          = "0-8186-8551-4",
	pages         = "53--59",
	publisher     = "{IEEE Computer Society}",
	title         = "{Directed Graph Based Association Algebra for Object-Oriented Databases}",
	year          = 1997,
}