@inproceedings{SAC-1994-Silva-Lepe,
	author        = "Ignacio Silva-Lepe",
	booktitle     = "{Proceedings of the Ninth Symposium on Applied Computing}",
	doi           = "10.1145/326619.326806",
	pages         = "447--451",
	publisher     = "{ACM}",
	title         = "{Abstracting graph-based specifications of object-oriented programs}",
	year          = 1994,
}