@inproceedings{ICLP-2007-Wong,
	author        = "Ka-Shu Wong",
	booktitle     = "{Proceedings of the 23rd International Conference on Logic Programming}",
	doi           = "10.1007/978-3-540-74610-2_42",
	isbn          = "978-3-540-74608-9",
	pages         = "453--454",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{A Stronger Notion of Equivalence for Logic Programs}",
	volume        = 4670,
	year          = 2007,
}