@inproceedings{ASE-1998-WielsE,
	author        = "Virginie Wiels and Steve M. Easterbrook",
	booktitle     = "{Proceedings of the 13th IEEE Conference on Automated Software Engineering}",
	ee            = "http://dlib.computer.org/conferen/ase/8750/pdf/87500012.pdf",
	pages         = "12--21",
	publisher     = "{IEEE Computer Society}",
	title         = "{Management of Evolving Specifications using Category Theory}",
	year          = 1998,
}