@inproceedings{TOOLS-USA-1999-Liu,
	author        = "Mengchi Liu",
	booktitle     = "{Proceedings of the 30th International Conference on Technology of Object-Oriented Languages and Systems}",
	doi           = "10.1109/TOOLS.1999.787607",
	isbn          = "0-7695-0278-4",
	pages         = "63--None",
	publisher     = "{IEEE Computer Society}",
	title         = "{Overview of the ROL2 Deductive Object-Oriented Database System}",
	year          = 1999,
}