Gustavo Rossi Hans Albrecht Schmid Fernando Lyardet Customizing Business Processes in Web Applications. 359-368 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2738&spage=359 2003 conf/ecweb/2003 EC-Web db/conf/ecweb/ecweb2003.html#RossiSL03