@inproceedings{AdaEurope-2003-LinM,
	author        = "Tse-Min Lin and John A. McDermid",
	booktitle     = "{Proceedings of the Eighth Ada-Europe International Conference on Reliable Software Technologies}",
	doi           = "10.1007/3-540-44947-7_23",
	isbn          = "3-540-40376-0",
	pages         = "309--321",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{A Behavioural Notion of Subtyping for Object-Oriented Programming in SPARK95}",
	volume        = 2655,
	year          = 2003,
}