@inproceedings{DAC-1990-SavojB,
	author        = "Hamid Savoj and Robert K. Brayton",
	booktitle     = "{Proceedings of the 27th Design Automation Conference}",
	doi           = "10.1145/123186.123280",
	isbn          = "0-89791-363-9",
	pages         = "297--301",
	publisher     = "{IEEE Computer Society Press}",
	title         = "{The Use of Observability and External Don’t Cares for the Simplification of Multi-Level Networks}",
	year          = 1990,
}