Parosh Aziz Abdulla Bengt Jonsson Marcus Nilsson Mayank Saksena A Survey of Regular Model Checking. 35-48 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3170&spage=35 2004 conf/concur/2004 CONCUR db/conf/concur/concur2004.html#AbdullaJNS04