@inproceedings{WSA-1991-Billaud,
	author        = "Michel Billaud",
	booktitle     = "{Proceedings of the First Workshop on Static Analysis at JTASPEFL in Bordeaux}",
	pages         = "111--116",
	publisher     = "{Atelier Irisa, IRISA, Campus de Beaulieu}",
	series        = "{Series Bigre}",
	title         = "{Axiomatizations of Backtracking}",
	volume        = 74,
	year          = 1991,
}