@incollection{VilainKautzVanBeek90Revised,
	title = {{C}onstraint {P}ropagation {A}lgorithms for {T}emporal {R}easoning:  {A} {R}evised {R}eport},
	address = {San Francisco, CA, USA},
	author = {Marc Vilain and Henry Kautz and Peter van Beek},
	booktitle = {Readings in qualitative reasoning about physical systems},
	pages = {373--381},
	publisher = {Morgan Kaufmann Publishers Inc.},
	year = {1990},
	biburl = {http://www.bibsonomy.org/bibtex/2edc4386e11f4b540059684bb2fb990ff/zeno},
	isbn = {1-55860-095-7},
	keywords = {1990 algorithm constraint propagation qualitative-reasoning revised temporal }
}