@inproceedings{DAC-1986-BushnellD,
	author        = "Michael L. Bushnell and Stephen W. Director",
	booktitle     = "{Proceedings of the 23rd Design Automation Conference}",
	doi           = "10.1145/318013.318023",
	pages         = "55--61",
	publisher     = "{IEEE Computer Society Press}",
	title         = "{VLSI CAD tool integration using the Ulysses environment}",
	year          = 1986,
}