@inbook{33827,
  author       = {{Schattkowsky, Tim and Müller, Wolfgang and Pawlak, Adam}},
  booktitle    = {{Workflow Handbook 2004}},
  editor       = {{Fischer, Layna}},
  isbn         = {{0970350961}},
  publisher    = {{Workflow Management Coalition (WfMC)}},
  title        = {{{Workflow Management Middleware for Secure Distance-Spanning Collaborative Engineering}}},
  year         = {{2004}},
}