@phdthesis{Fissabre2009,
  author    = {Fissabre, Anke},
  title     = {Dachterrassen der Renaissance},
  year      = {2009},
  language  = {de}
}
@incollection{LintzelBorchert2009,
  author    = {Lintzel, P. and Borchert, J{\"o}rg},
  title     = {Risiken des Handels},
  series = {Energiehandel in Europa},
  booktitle = {Energiehandel in Europa},
  editor    = {Zenke, Ines},
  edition   = {2. Aufl.},
  publisher = {Beck},
  address   = {M{\"u}nchen},
  isbn      = {978-3-406-58373-5},
  pages     = {239 -- 247},
  year      = {2009},
  language  = {de}
}
@incollection{BorchertHintze2009,
  author    = {Borchert, J{\"o}rg and Hintze, D.},
  title     = {Der Aufbau von Handelseinheiten},
  series = {Energiehandel in Europa},
  booktitle = {Energiehandel in Europa},
  editor    = {Zenke, Ines},
  edition   = {2. Aufl.},
  publisher = {Beck},
  address   = {M{\"u}nchen},
  isbn      = {978-3-406-58373-5},
  pages     = {393 -- 410},
  year      = {2009},
  language  = {de}
}
@incollection{MichelsBorchert2009,
  author    = {Michels, A. and Borchert, J{\"o}rg},
  title     = {Beschaffungsstrategien an der Schnittstelle Energiehandel/Vertrieb},
  series = {Energiehandel in Europa},
  booktitle = {Energiehandel in Europa},
  editor    = {Zenke, Ines},
  edition   = {2. Aufl.},
  publisher = {Beck},
  address   = {M{\"u}nchen},
  isbn      = {978-3-406-58373-5},
  pages     = {467 -- 481},
  year      = {2009},
  language  = {de}
}
@incollection{Vismann2009,
  author    = {Vismann, Ulrich},
  title     = {Stahlbetonbau},
  series = {Wendehorst Beispiele aus der Baupraxis. - 3. Aufl.},
  booktitle = {Wendehorst Beispiele aus der Baupraxis. - 3. Aufl.},
  publisher = {Springer Vieweg},
  address   = {Wiesbaden},
  isbn      = {978-3-8348-0684-0 ; 978-3-8348-9997-2},
  doi       = {10.1007/978-3-8348-9997-2_9},
  pages     = {203 -- 233},
  year      = {2009},
  language  = {de}
}
@incollection{Feiser2009,
  author    = {Feiser, Johannes},
  title     = {Geotechnik},
  series = {Wendehorst Beispiele aus der Baupraxis. - 3. Aufl.},
  booktitle = {Wendehorst Beispiele aus der Baupraxis. - 3. Aufl.},
  publisher = {Springer Vieweg},
  address   = {Wiesbaden},
  isbn      = {978-3-8348-0684-0 ; 978-3-8348-9997-2},
  doi       = {10.1007/978-3-8348-9997-2_13},
  pages     = {351 -- 392},
  year      = {2009},
  language  = {de}
}
@incollection{Strohmeier2009,
  author    = {Strohmeier, Andreas},
  title     = {Siedlungswasserwirtschaft},
  series = {Wendehorst Beispiele aus der Baupraxis. - 3. Aufl.},
  booktitle = {Wendehorst Beispiele aus der Baupraxis. - 3. Aufl.},
  publisher = {Springer Vieweg},
  address   = {Wiesbaden},
  isbn      = {978-3-8348-0684-0 ; 978-3-8348-9997-2},
  doi       = {10.1007/978-3-8348-9997-2_15},
  pages     = {423 -- 462},
  year      = {2009},
  language  = {de}
}
@book{Kirsch2009,
  author    = {Kirsch, Ansgar},
  title     = {On the face stability of shallow tunnels in sand. (Advances in geotechnical engineering and tunnelling ; 16)},
  publisher = {Logos-Verl.},
  address   = {Berlin},
  isbn      = {978-3-8325-2149-3},
  pages     = {210 S.},
  year      = {2009},
  language  = {de}
}
@article{KolymbasKirsch2009,
  author    = {Kolymbas, Dimitrios and Kirsch, Ansgar},
  title     = {Zum Erddruck auf Lawinenschutzgalerien},
  series = {Bautechnik : Zeitschrift f{\"u}r den gesamten Ingenieurbau},
  volume    = {Vol. 86},
  journal   = {Bautechnik : Zeitschrift f{\"u}r den gesamten Ingenieurbau},
  number    = {Iss. 12},
  issn      = {1437-0999 (E-Journal); 0005-6820 (Print); 0932-8351 (Print)},
  doi       = {10.1002/bate.200910075},
  pages     = {774 -- 779},
  year      = {2009},
  language  = {de}
}
@article{KirschPiazzi2009,
  author    = {Kirsch, Ansgar and Piazzi, Lukas},
  title     = {Numerical investigation of the effectiveness of a bored pile wall for the minimisation of settlement resulting from tunnel driving},
  series = {Geomechanics and tunnelling},
  volume    = {Vol. 2},
  journal   = {Geomechanics and tunnelling},
  number    = {Iss. 6},
  issn      = {1865-7362},
  doi       = {10.1002/geot.200900063},
  pages     = {753 -- 765},
  year      = {2009},
  language  = {de}
}