@inbook{13299,
  author       = {{Trier, Matthias}},
  booktitle    = {{Wirtschaftsinformatik 2005}},
  isbn         = {{9783790815740}},
  title        = {{{A Tool for IT-supported Visualization and Analysis of Virtual Communication Networks in Knowledge Communities}}},
  doi          = {{10.1007/3-7908-1624-8_50}},
  year         = {{2005}},
}

@inbook{13300,
  author       = {{Müller, Claudia and Trier, Matthias}},
  booktitle    = {{Wirtschaftsinformatik 2005}},
  isbn         = {{9783790815740}},
  title        = {{{A Procedural Model for the Production of Reusable and Standard-Compliant E-Learning Offerings}}},
  doi          = {{10.1007/3-7908-1624-8_46}},
  year         = {{2005}},
}