@inproceedings{CAV-1994-SinghalP,
	author        = "Vigyan Singhal and Carl Pixley",
	booktitle     = "{Proceedings of the Sixth International Conference on Computer Aided Verification}",
	doi           = "10.1007/3-540-58179-0_64",
	isbn          = "3-540-58179-0",
	pages         = "311--323",
	publisher     = "{Springer-Verlag}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{The Verifiacation Problem for Safe Replaceability}",
	volume        = 818,
	year          = 1994,
}