Islam Elgedawy A Conceptual Framework for Web Services Semantic Discovery. 1004-1016 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2889&spage=1004 2003 conf/otm/2003 OTM Workshops db/conf/otm/otm2003.html#Elgedawy03