@inproceedings{ICLP-1994-ProiettiP,
	author        = "Maurizio Proietti and Alberto Pettorossi",
	booktitle     = "{Proceedings of the 11th International Conference on Logic Programming}",
	isbn          = "0-262-72022-1",
	pages         = "714--729",
	publisher     = "{MIT Press}",
	title         = "{Completeness of Some Transformation Strategies for Avoiding Unnecessary Logical Variables}",
	year          = 1994,
}