@article {674,
	title = {Traceability Mappings as a Fundamental Aspect of Model-to-Model  Transformations},
	number = {GSDLAB--TR 2016-05-01},
	year = {2016},
	month = {May 2016},
	institution = {McMaster University/University of Waterloo},
	type = {Technical Report},
	address = {Hamilton/Waterloo},
	issn = {GSDLAB--TR 2016-05-01},
	attachments = {http://gsd.uwaterloo.ca/sites/default/files/traceability-TR.pdf},
	author = {Diskin, Zinovy}
}