@inproceedings{ICSM-2001-Mens,
	author        = "Tom Mens",
	booktitle     = "{Proceedings of the 17th International Conference on Software Maintenance}",
	ee            = "http://computer.org/proceedings/icsm/1189/11890549abs.htm",
	pages         = "549--552",
	publisher     = "{IEEE Computer Society}",
	title         = "{A Formal Foundation for Object-Oriented Software Evolution}",
	year          = 2001,
}