@incollection{Schmidt1993,
  author    = {Schmidt, Th.},
  title     = {Fracture Tests for Determining Primary Stress Conditions in Salt Deposits Provide Clues to the Rock Mechanics of Salt Caverns.},
  series = {Seventh Symposium on Salt: Proceedings of the Seventh International Symposium, Kyoto, Japan, 6-9 April 1992},
  booktitle = {Seventh Symposium on Salt: Proceedings of the Seventh International Symposium, Kyoto, Japan, 6-9 April 1992},
  edition   = {1},
  publisher = {Elsevier Publishing Company},
  isbn      = {978-044489143},
  pages     = {1378},
  year      = {1993},
  language  = {en}
}
@incollection{LuxSchmidt1993,
  author    = {Lux, K.-H. and Schmidt, Th.},
  title     = {Optimising Underground Gas Storage Operations in Salt Caverns, with special Reference to the Rock Mechanics and Thermodynamics involved.},
  series = {3rd Conference Mechanical Behavior of Salt},
  booktitle = {3rd Conference Mechanical Behavior of Salt},
  publisher = {Ecole Polytechnique Palaiseau},
  year      = {1993},
  language  = {en}
}
@incollection{KottmannSchmidt1994,
  author    = {Kottmann, W. and Schmidt, Th.},
  title     = {Underground Storage of Natural Gas in Salt Caverns - Scope for Optimisation of Cavern Dimensioning and Operation.},
  publisher = {19th World Gas Conference Milan},
  year      = {1994},
  language  = {en}
}
@incollection{StaudtmeisterSchmidt2000,
  author    = {Staudtmeister, K. and Schmidt, Th.},
  title     = {Comparison of Different Methods for the Estimation of Primary Stresses in Rock Salt Mass with Respect of Cavern Design.},
  series = {8th Symposium on Salt},
  booktitle = {8th Symposium on Salt},
  address   = {The Hague (Netherlands)},
  year      = {2000},
  language  = {en}
}
@misc{WetterBruegging2009,
  author    = {Wetter, Christof and Br{\"u}gging, Elmar},
  title     = {Separation System for Light Liquids and Bioethanol; 5. European Bioethanol Technology Meeting, Detmold, 2009},
  year      = {2009},
  language  = {en}
}
@misc{WetterElmar2008,
  author    = {Wetter, Christof and Elmar, Br{\"u}gging},
  title     = {Decentralized Production of Bioethanol - State of Art and Perspectives 4. European Bioethanol Technology Meeting},
  address   = {Detmold},
  year      = {2008},
  language  = {en}
}
@misc{WetterElmar2008,
  author    = {Wetter, Christof and Elmar, Br{\"u}gging},
  title     = {Guidelines for Construction of Biogas Plants. Recommended Procedures and Instructions; 16th European Biomass Conference \& Exhibition From Research to Industry and Markets},
  address   = {Valencia},
  year      = {2008},
  language  = {en}
}
@misc{Wetter2006,
  author    = {Wetter, Christof},
  title     = {Presentation of the Guidelines for Constructing Biogas Plants- Recommended Procedures and Instructions,Vortrag auf der IFAT 2006 (Internationale Umweltmesse),Fachhochschule M{\"u}nster},
  address   = {Shanghai},
  year      = {2006},
  language  = {en}
}
@incollection{HoppeMessmannGigaetal.2010,
  author    = {Hoppe, H. and Messmann, S. and Giga, A. and Gr{\"u}ning, H.},
  title     = {A real-time control strategy for the separation of highly polluted storm water based on UV-Vis online measurement - from theory to operation.},
  series = {NOVATECH 2010, 7th International Conference on sustainable techniques and strategies in urban water management, Lyon-Villeurebanne, France, 27.-28.June 2010},
  booktitle = {NOVATECH 2010, 7th International Conference on sustainable techniques and strategies in urban water management, Lyon-Villeurebanne, France, 27.-28.June 2010},
  year      = {2010},
  language  = {en}
}
@incollection{GrueningHoppeMessmannetal.2010,
  author    = {Gr{\"u}ning, H. and Hoppe, H. and Messmann, S. and Giga, A.},
  title     = {Cost effectiveness of centralised and decentraliced storm water treatment},
  series = {Proceedings: NOVATECH 2010, 7th International Conference on sustainable techniques and strategies in urban water management, Lyon-Villeurebanne, France, 27.-28.June 2010},
  booktitle = {Proceedings: NOVATECH 2010, 7th International Conference on sustainable techniques and strategies in urban water management, Lyon-Villeurebanne, France, 27.-28.June 2010},
  year      = {2010},
  language  = {en}
}