@inproceedings{DAC-1971-WeinzapfelJP,
	author        = "Guy Weinzapfel and Timothy E. Johnson and John Perkins",
	booktitle     = "{Proceedings of the Eighth Design Automation Workshop}",
	doi           = "10.1145/800158.805064",
	pages         = "101--108",
	publisher     = "{ACM}",
	title         = "{IMAGE: An interactive computer system for multi-constrained spatial synthesis}",
	year          = 1971,
}