@inproceedings{DAC-1989-IgusaBS,
	author        = "Mitsuru Igusa and Mark Beardslee and Alberto L. Sangiovanni-Vincentelli",
	booktitle     = "{Proceedings of the 26th Design Automation Conference}",
	doi           = "10.1145/74382.74404",
	pages         = "122--127",
	publisher     = "{ACM Press}",
	title         = "{ORCA a Sea-of-Gates Place and Route System}",
	year          = 1989,
}