Nicolas Cuntz Ekkart Kindler On the Semantics of EPCs - Efficient Calculation and Simulation. 14-24 2005 1 Enterprise Modelling and Information Systems Architectures 1 http://www.wi-inf.uni-duisburg-essen.de/MobisPortal/index.php?lang=en&&groupId=1&&contentType=JournalMembers&issue=1&showAbstract=3 db/journals/emisaij/emisaij1.html#CuntzK05