@book{Gustrau2013,
  author    = {Gustrau, Frank},
  title     = {Hochfrequenztechnik},
  publisher = {Fachbuchverlag Leipzig},
  address   = {M{\"u}nchen},
  isbn      = {978-3-446-43245-1},
  pages     = {328},
  year      = {2013},
  language  = {de}
}
@book{Gustrau2012,
  author    = {Gustrau, Frank},
  title     = {RF and microwave engineering},
  publisher = {Wiley},
  address   = {Chichester},
  isbn      = {978-1-11-995171-1},
  pages     = {XX, 338},
  year      = {2012},
  language  = {en}
}
@book{Gustrau2011,
  author    = {Gustrau, Frank},
  title     = {Hochfrequenztechnik. Grundlagen der mobilen Kommunikationstechnik},
  publisher = {Fachbuchverlag Leipzig},
  address   = {M{\"u}nchen},
  isbn      = {978-3-446-42588-0},
  pages     = {308},
  year      = {2011},
  language  = {de}
}
@book{Wagner2010,
  author    = {Wagner, Andreas},
  title     = {Photovoltaik Engineering},
  publisher = {Springer},
  address   = {Heidelberg},
  isbn      = {978-3-642-05412-9},
  pages     = {XV, 441},
  year      = {2010},
  language  = {de}
}
@book{BolzBahrGustrau2009,
  author    = {Bolz, Thomas and Bahr, A. and Gustrau, Frank},
  title     = {Modellierung bipolarer Herzschrittmacher-Elektrodenanordnungen (10 Hz bis 1 MHz)},
  editor    = {Bundesanstalt f{\"u}r Arbeitsschutz und Arbeitsmedizin,},
  publisher = {BAuA},
  address   = {Dortmund},
  pages     = {199},
  year      = {2009},
  language  = {de}
}
@book{Gebhard2014,
  author    = {Gebhard, Hermann},
  title     = {Physik I},
  publisher = {Gebhard},
  address   = {Dortmund},
  isbn      = {978-1-4961-7136-8},
  pages     = {VI, 1613},
  year      = {2014},
  language  = {de}
}
@incollection{K{\"o}hler2010,
  author    = {K{\"o}hler, Dennis},
  title     = {Integration of artificial light in urban spaces as a matter of urban planning},
  series = {Proceedings of CIE 2010 "Lighting qualitiy and energy efficiency"},
  pages     = {5},
  year      = {2010},
  language  = {en}
}
@incollection{K{\"o}hler2009,
  author    = {K{\"o}hler, Dennis},
  title     = {Artificially enlightened urban spaces at night},
  series = {Quality of life and working life in comparison},
  publisher = {Peter Lang},
  address   = {Frankfurt am Main},
  pages     = {16},
  year      = {2009},
  language  = {en}
}
@incollection{K{\"o}hler2007,
  author    = {K{\"o}hler, Dennis},
  title     = {Character of urban spaces during night-time},
  series = {Convention proceedings : a milestone ; PLDC 1st global lighthing design conference, 24.-27. October, 2007 in London/UK},
  publisher = {VIA-Verlag},
  address   = {G{\"u}tersloh},
  pages     = {3},
  year      = {2007},
  language  = {en}
}
@incollection{WalzK{\"o}hler2006,
  author    = {Walz, Manfred and K{\"o}hler, Dennis},
  title     = {Perceiving, orientating and moving in urban spaces during night-time},
  series = {Motion, e-motion, urban space : 7. EAES conference in Dortmund},
  publisher = {Fachhochschule Dortmund},
  address   = {Dortmund},
  pages     = {13},
  year      = {2006},
  language  = {en}
}