@incollection{Kozen-Vazirani-Vazirani/85,
AUTHOR = {Kozen, Dexter and Vazirani, Umesh V. and Vazirani, Vijay V.},
TITLE = {$NC$ algorithms for comparability graphs, interval graphs and testing for unique perfect matching},
BOOKTITLE = {Proceedings of the 5th Conference on Foundations of Software Technology and Theoretical Computer Science, FSTTCS'85 (New Delhi, India, December 16-18, 1985)},
SERIES = {LNCS},
VOLUME = {206},
PAGES = {496-503},
YEAR = {1985},
URL = {http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=206&spage=496},
PUBLISHER = {Springer-Verlag},
ADDRESS = {Berlin-Heidelberg-New York-London-Paris-Tokyo-Hong Kong},
}