Kajal T. Claypool Elke A. Rundensteiner AUP: Adaptive Change Propagation Across Data Model Boundaries. 72-83 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3112&spage=72 2004 conf/bncod/2004 BNCOD db/conf/bncod/bncod2004.html#ClaypoolR04