@inproceedings{DAC-1976-VeldermanPM,
	author        = "Pat Velderman and Gregory F. Pfister and Pyung June Min",
	booktitle     = "{Proceedings of the 13th Design Automation Conference}",
	doi           = "10.1145/800146.804836",
	pages         = "366--370",
	publisher     = "{ACM}",
	title         = "{An approach to interactive graphic programming}",
	year          = 1976,
}