Ian Jones; Brian Gibb; David Fischer. <a href=" http://www.oasis-open.org/committees/download.php/272/ebMS_v2_0.pdf"><cite> OASIS ebXML Message Service Specification</cite></a> 1 April 2002. URL: <a href="http://www.oasis-open.org/committees/download.php/272/ebMS_v2_0.pdf">http://www.oasis-open.org/committees/download.php/272/ebMS_v2_0.pdf</a>