Keith Noto Mark Craven Learning Regulatory Network Models that Represent Regulator States and Roles. 52-64 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3318&spage=52 2004 conf/recomb/2004rrg Regulatory Genomics db/conf/recomb/rrg2004.html#NotoC04