Roy Oberhauser An Approach to Flexible Application Composition in a Diverse Software Landscape. 48-62 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3270&spage=48 2004 conf/gsem/2004 GSEM db/conf/gsem/gsem2004.html#Oberhauser04