The emerging service-oriented computing paradigm advocatesbuilding distributed information systems by chaining reusable servicesinstead of by programming from scratch. To do so, not only businessprocesses, but also business rules, policies and constraints need tobe encoded in a process language...

The old electricity network infrastructure has proven to be inadequate, with respect to modern challenges such as alternative energy sources, electricity demand and energy saving policies. Moreover, Information and Communication Technologies (ICT) seem to have reached an adequate level of...