@inproceedings{TOOLS-USA-2001-Li,
	author        = "Liwu Li",
	booktitle     = "{Proceedings of the 39th International Conference on Technology of Object-Oriented Languages and Systems}",
	doi           = "10.1109/TOOLS.2001.941675",
	isbn          = "0-7695-1251-8",
	pages         = "219--228",
	publisher     = "{IEEE Computer Society}",
	title         = "{On ODMG Data Types}",
	year          = 2001,
}