@inproceedings{FoSSaCS-2003-PowerT,
	author        = "John Power and Konstantinos Tourlas",
	booktitle     = "{Proceedings of the Sixth International Conference on Foundations of Software Science and Computation Structures}",
	doi           = "10.1007/3-540-36576-1_25",
	isbn          = "3-540-00897-7",
	pages         = "392--408",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Abstraction in Reasoning about Higraph-Based Systems}",
	volume        = 2620,
	year          = 2003,
}