@inproceedings{ICLP-1991-RollinsW,
	author        = "Eugene J. Rollins and Jeannette M. Wing",
	booktitle     = "{Proceedings of the Eighth International Conference on Logic Programming}",
	isbn          = "0-262-56058-5",
	pages         = "173--187",
	publisher     = "{MIT Press}",
	title         = "{Specifications as Search Keys for Software Libraries}",
	year          = 1991,
}