Matthias Kloppmann Dieter König Frank Leymann Gerhard Pfau Dieter Roller Business process choreography in WebSphere: Combining the power of BPEL and J2EE. 270-296 2004 43 IBM Systems Journal 2 http://dx.doi.org/10.1147/sj.432.0270 db/journals/ibmsj/ibmsj43.html#KloppmannKLPR04