@inproceedings{DAC-1981-Kalay,
	acmid         = "802283",
	author        = "Yehuda E. Kalay",
	booktitle     = "{Proceedings of the 18th Design Automation Conference}",
	pages         = "75--81",
	publisher     = "{ACM/IEEE}",
	title         = "{Interactive shape generation and spatial conflict testing}",
	year          = 1981,
}