@inproceedings{DAC-1969-GinsbergMW,
	author        = "Gerald L. Ginsberg and Calvin R. Maurer Jr. and E. H. Whitley",
	booktitle     = "{Proceedings of the Sixth Design Automation Conference}",
	doi           = "10.1145/800260.809022",
	pages         = "145--154",
	publisher     = "{ACM}",
	title         = "{An updated multilayer printed wiring C-A-D capability}",
	year          = 1969,
}