Vladimir Tosic Kruti Patel Bernard Pagurek Reusability Constructs in the Web Service Offerings Language (WSOL). 105-119 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3095&spage=105 2003 conf/wes/2003 WES db/conf/wes/wes2003.html#TosicPP03