State and events for Web services: a comparison of five WS-resource framework and WS-notification implementations.
Marty HumphreyGlenn S. WassonKeith R. JacksonJoshua BoverhofMatt RodriguezJarek GaworJoseph BesterSam LangIan T. FosterSam MederStephen PicklesMark McKeownPublished in: HPDC (2005)