@inproceedings{DAC-1980-SzepieniecO,
	author        = "Antoni A. Szepieniec and Ralph H. J. M. Otten",
	booktitle     = "{Proceedings of the 17th Design Automation Conference}",
	doi           = "10.1145/800139.804582",
	isbn          = "0-89791-020-6",
	pages         = "535--542",
	publisher     = "{ACM/IEEE}",
	title         = "{The genealogical approach to the layout problem}",
	year          = 1980,
}