@inproceedings{IFM-2004-BoultonGHKM,
	author        = "Richard J. Boulton and Hanne Gottliebsen and Ruth Hardy and Tom Kelsey and Ursula Martin",
	booktitle     = "{Proceedings of the Fourth International Conference on Integrated Formal Methods}",
	doi           = "10.1007/978-3-540-24756-2_2",
	isbn          = "3-540-21377-5",
	pages         = "21--35",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Design Verification for Control Engineering}",
	volume        = 2999,
	year          = 2004,
}