@book{WetterBrueggingDoetkotte2005,
  author    = {Wetter, Christof and Br{\"u}gging, Elmar and Doetkotte, Frauke},
  title     = {Machbarkeitsstudie zur Absolutierung von Bioethanol aus landwirtschaftlichen Brennereien},
  edition   = {1. Aufl.},
  publisher = {Fachhochsch.},
  address   = {M{\"u}nster},
  isbn      = {3-938137-04-5},
  pages     = {65 S. : Ill., graph. Darst.},
  year      = {2005},
  language  = {de}
}
@book{WetterBruegging2005,
  author    = {Wetter, Christof and Br{\"u}gging, Elmar},
  title     = {Integration einer Strohheizungsanlage in eine landwirtschaftliche Brennerei, Vortrag auf der "4. Biomassetagung Rheinland Pfalz"},
  publisher = {P+H Verlag},
  address   = {Birkenfeld},
  isbn      = {3-932986-17-2},
  year      = {2005},
  language  = {de}
}