Lionel C. Briand Jim Cui Yvan Labiche Towards Automated Support for Deriving Test Data from UML Statecharts. 249-264 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2863&spage=249 2003 conf/uml/2003 UML db/conf/uml/uml2003.html#BriandCL03