Robert Hirschfeld Katsuya Kawamura Hendrik Berndt Dynamic Service Adaptation for Runtime System Extensions. 227-240 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2928&spage=227 2004 conf/ifip6/2004 WONS db/conf/ifip6/wons2004.html#HirschfeldKB04