@inproceedings{DAC-1968-Baum,
	author        = "Joseph D. Baum",
	booktitle     = "{Proceedings of the Fifth Design Automation Workshop}",
	doi           = "10.1145/800167.805395",
	publisher     = "{ACM}",
	title         = "{Printed circuit artwork checker}",
	year          = 1968,
}