@inproceedings{SIGMOD-1993-SinghalAL,
	author        = "Anoop Singhal and Robert M. Arlein and Chi-Yuan Lo",
	booktitle     = "{Proceedings of the 23rd ACM SIGMOD International Conference on Management of Data}",
	cdrom         = "SIGMOD93/P467.PDF",
	doi           = "10.1145/170035.170141",
	pages         = "467--470",
	publisher     = "{ACM Press}",
	title         = "{DDB: An Object Oriented Design Data Manager for VLSI CAD}",
	year          = 1993,
}