@misc{koebn07,
  author = {L.P.J. Groenewegen and  Vink, E.P. de},
  title = {Dynamic Evolution by Constraint Orchestration},
  note = {Position paper presented at the
    1st International Workshop on Formal Methods and Notations for 
    Business Process Execution, Service Oriented Computering
    and Computer-Supported Cooperative Work, 
    IT University, Copenhagen, October 20, 2007},
  pages = {11pp},
  year = {2007}
}