UN/CEFACTs modeling methodology (UMM) is a well accepted approach to define inter-
organizational business processes. UMM models should be managed in a registry for two
reasons: firstly, business partners supporting the process can find it and bind to it; and
secondly, a model-or more important parts thereof-may be reused in another model of an
inter-organizational process. Accordingly, registering one model as one object in a registry
is not appropriate. Those parts of a model that may be reused must become registry objects …