@inproceedings{DAC-1980-DukeM,
	author        = "Keith A. Duke and Klim Maling",
	booktitle     = "{Proceedings of the 17th Design Automation Conference}",
	doi           = "10.1145/800139.804545",
	isbn          = "0-89791-020-6",
	pages         = "318--327",
	publisher     = "{ACM/IEEE}",
	title         = "{Alex: A conversational, hierarchical logic design system}",
	year          = 1980,
}