@article{Siepmann1999,
  author    = {Siepmann, Thomas},
  title     = {Exploitation Plan of the TELEflow Project},
  address   = {Brussels},
  year      = {1999},
  language  = {en}
}
@article{SiepmannSchuhLevering1998,
  author    = {Siepmann, Thomas and Schuh, G. and Levering, V.},
  title     = {PROPLAN / Schuh, G.; Siepmann, Th.; Levering, V.},
  series = {Handbook on architectures of information systems : with 24 tables / Peter Bernus ... (ed.)},
  journal   = {Handbook on architectures of information systems : with 24 tables / Peter Bernus ... (ed.)},
  publisher = {Springer},
  address   = {Berlin [u.a.]},
  isbn      = {3-540-64453-9},
  pages     = {IX, 834 S. : graph. Darst.},
  year      = {1998},
  language  = {en}
}
@book{Siepmann1997,
  author    = {Siepmann, Thomas},
  title     = {Modeller for Value Systems},
  publisher = {Erasmus Universiteit Rotterdam},
  address   = {Rotterdam},
  year      = {1997},
  language  = {en}
}
@article{SiepmannRupietta1993,
  author    = {Siepmann, Thomas and Rupietta, D.},
  title     = {Closer to the customer with computerized product support},
  series = {Technische Mitteilungen Krupp (1993)},
  journal   = {Technische Mitteilungen Krupp (1993)},
  address   = {Essen},
  year      = {1993},
  language  = {en}
}