Stateful Interactions in Web Services by Dr. Savas Parastatidis, Dr. Jim Webber, & Dr. Mark Little
WSJ Vol 04 Issue 05 - pg.46

Listing 1

Example of a WS-Addressing with resource-specific information
<wsa:EndpointReference xmlns:wsa="..." xmlns:example="...">
  <wsa:Address>http://www.example.com/webservice</wsa:Address>
  <wsa:PortType>example:ResourceOperations</wsa:PortType>
  <wsa:ReferenceProperties>
    <example:DataSetId>dataset15</example:DataSetId>
  <wsa:ReferenceProperties>
</wsa:EndpointReference>