@inproceedings{PLDI-1988-Callahan,
	author        = "David Callahan",
	booktitle     = "{Proceedings of the Ninth Conference on Programming Language Design and Implementation}",
	doi           = "10.1145/53990.53995",
	editor        = "Richard L. Wexelblat",
	isbn          = "0-89791-269-1",
	pages         = "47--56",
	publisher     = "{ACM}",
	title         = "{The Program Summary Graph and Flow-Sensitive Interprocedural Data Flow Analysis}",
	year          = 1988,
}