@inproceedings{DAC-1971-Penz,
	author        = "Alton J. Penz",
	booktitle     = "{Proceedings of the Eighth Design Automation Workshop}",
	doi           = "10.1145/800158.805080",
	pages         = "259--268",
	publisher     = "{ACM}",
	title         = "{A computer simulation approach to elevator system design}",
	year          = 1971,
}