Walter Cazzola Ahmed Ghoneim Gunter Saake Software Evolution through Dynamic Adaptation of Its OO Desgin. 67-80 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2975&spage=67 2003 conf/dagstuhl/2003oaf Objects, Agents, and Features db/conf/dagstuhl/oaf2003.html#CazzolaGS03