@inproceedings{PLDI-2007-BeyerHMR,
	author        = "Dirk Beyer and Thomas A. Henzinger and Rupak Majumdar and Andrey Rybalchenko",
	booktitle     = "{Proceedings of the 28th Conference on Programming Language Design and Implementation}",
	doi           = "10.1145/1250734.1250769",
	editor        = "Jeanne Ferrante and Kathryn S. McKinley",
	isbn          = "978-1-59593-633-2",
	pages         = "300--309",
	publisher     = "{ACM}",
	title         = "{Path invariants}",
	year          = 2007,
}