@inproceedings{ILPS-1993-Vargas-VeraVR,
	author        = "Maria Vargas-Vera and Wamberto Weber Vasconcelos and David Stuart Robertson",
	booktitle     = "{Proceedings of the International Symposium on Logic Programming}",
	isbn          = "0-262-63152-0",
	pages         = "636",
	publisher     = "{MIT Press}",
	title         = "{Building Large-Scale Prolog Programs using a Techniques Editing System}",
	year          = 1993,
}