@inproceedings{IFM-2007-SmithG,
	author        = "Michael Anthony Smith and Jeremy Gibbons",
	booktitle     = "{Proceedings of the Sixth International Conference on Integrated Formal Methods}",
	doi           = "10.1007/978-3-540-73210-5_31",
	isbn          = "978-3-540-73209-9",
	pages         = "599--618",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Unifying Theories of Objects}",
	volume        = 4591,
	year          = 2007,
}