@inproceedings{NACLP-1989-CasanovaGS,
	author        = "Marco A. Casanova and Ramiro A. de T. Guerreiro and Andrea Silva",
	booktitle     = "{Proceedings of the North American Conference on Logic Programming, 2 Volumes}",
	isbn          = "0-262-62064-2",
	pages         = "92--114",
	publisher     = "{MIT Press}",
	title         = "{Computing Answers to Logic Programs with Weak Model Elimination}",
	year          = 1989,
}