@inproceedings{DAC-1970-LewisAG,
	author        = "Albert D. M. Lewis and Natarajan Annamalai and John E. Goldberg",
	booktitle     = "{Proceedings of the Eighth Design Automation Workshop}",
	doi           = "10.1145/800160.805128",
	pages         = "203--207",
	publisher     = "{ACM}",
	title         = "{Optimal design of welded girders}",
	year          = 1970,
}