@inproceedings{ICALP-1992-CortesiFW,
	author        = "Agostino Cortesi and Gilberto Filé and William H. Winsborough",
	booktitle     = "{Proceedings of the 19th International Colloquium on Automata, Languages and Programming}",
	doi           = "10.1007/3-540-55719-9_101",
	isbn          = "3-540-55719-9",
	pages         = "521--532",
	publisher     = "{Springer-Verlag}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Comparison of Abstract Interpretations}",
	volume        = 623,
	year          = 1992,
}