@inproceedings{SIGMOD-1994-Kim,
	author        = "Won Kim",
	booktitle     = "{Proceedings of the 24th ACM SIGMOD International Conference on Management of Data}",
	cdrom         = "SIGMOD94/P481.PDF",
	doi           = "10.1145/191839.191938",
	pages         = "481",
	publisher     = "{ACM Press}",
	title         = "{UniSQL/X Unified Relational and Object-Oriented Database System}",
	year          = 1994,
}