@inproceedings{LOPSTR-2000-ColvinHS,
	author        = "Robert Colvin and Ian J. Hayes and Paul A. Strooper",
	booktitle     = "{Extended Abstracts of the 10th International Workshop on Logic-based Program Synthesis and Transformation}",
	ee            = "http://apt.cs.manchester.ac.uk/ftp/pub/TR/UMCS-00-6-1-colvin.ps.Z",
	publisher     = "{Department of Computer Science, University of Manchester}",
	series        = "{Technical Report}",
	title         = "{Modular Logic Program Refinement}",
	volume        = "UMCS-00-6-1",
	year          = 2000,
}