A Partial Order Semantics Approach to the Clock Explosion Problem of Timed Automata.

Denis Lugiez Peter Niebert Sarah Zennou A Partial Order Semantics Approach to the Clock Explosion Problem of Timed Automata. 296-311 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2988&spage=296 2004 conf/tacas/2004 TACAS db/conf/tacas/tacas2004.html#LugiezNZ04