@book{Gauchel2002,
  author    = {Gauchel, Joachim},
  title     = {Gutachten 4-Stationen-Rundschalttisch-Pr{\"u}fautomat},
  address   = {Landgericht Hagen},
  year      = {2002},
  language  = {de}
}
@book{Schwarzer1999,
  author    = {Schwarzer, Klemens},
  title     = {Gutachten zu m{\"o}glichen Strahlenexpositionen durch {\"a}ußere radioaktive Kontaminationen an Transportbeh{\"a}ltern oder Transportwaggons beim Transport von abgebrannten Brennelementen nach Frankreich / Auftraggeber: Staatsanwaltschaft Hanau},
  publisher = {IBEU, Ing.-B{\"u}ro f{\"u}r Energie- u. Umweltechnik},
  address   = {J{\"u}lich},
  pages     = {XII, 91 S., Anhang : graph. Darst.},
  year      = {1999},
  language  = {de}
}
@book{Mayer2002,
  author    = {Mayer, Claudia},
  title     = {G{\"u}nter Grass / von Claudia Mayer-Iswandy},
  publisher = {Dt. Taschenbuch-Verl.},
  address   = {M{\"u}nchen},
  isbn      = {3-423-31059-6},
  pages     = {245 S. : zahlr. Ill.},
  year      = {2002},
  language  = {de}
}
@book{Seehausen2009,
  author    = {Seehausen, Gerhard},
  title     = {Halbleiterschaltungstechnik},
  publisher = {Logos-Verl.},
  address   = {Berlin},
  isbn      = {978-3-8325-2218-6},
  pages     = {271 S. : graph. Darst.},
  year      = {2009},
  language  = {de}
}
@book{MerschenzQuack1987,
  author    = {Merschenz-Quack, Angelika},
  title     = {Halogenide und Hydrate von Oxos{\"a}uren des Schwefels : Beitr. zur Kristall- u. Strukturchemie},
  address   = {D{\"u}sseldorf},
  pages     = {104 S. : zahlr. Ill., graph. Darst.},
  year      = {1987},
  language  = {de}
}
@book{EckeyKurth2010,
  author    = {Eckey, Ulrich and Kurth, Fabian},
  title     = {Hamburg 2010 : Hafencity, Jungfernstieg, IBA 2013, Chilehaus, Speicherstadt, BRT Architekten.},
  publisher = {FH Aachen},
  address   = {Aachen},
  pages     = {129 S. : zahlr. Ill.},
  year      = {2010},
  language  = {de}
}
@book{LeyWittmannHallmann2009,
  author    = {Ley, Wilfried and Wittmann, Klaus and Hallmann, Willi},
  title     = {Handbook of space technology},
  publisher = {Wiley},
  address   = {Chichester},
  isbn      = {978-0-470-69739-9},
  pages     = {XIII, 882 S. : Ill., graph. Darst.},
  year      = {2009},
  language  = {en}
}
@book{OPUS4-8743,
  title     = {Handbuch der Raumfahrttechnik},
  editor    = {Ley, Wilfried and Hallmann, Willi and Wittmann, Klaus},
  edition   = {5. Auflage},
  publisher = {Hanser},
  address   = {M{\"u}nchen},
  isbn      = {978-3-446-45429-3},
  pages     = {934 Seiten},
  year      = {2019},
  language  = {de}
}
@book{Ley2008,
  author    = {Ley, Wilfried},
  title     = {Handbuch der Raumfahrttechnik / Ley, Wilfried ; Wittmann, Klaus ; Hallmann, Willi [Hrsg.]},
  publisher = {Hanser},
  address   = {M{\"u}nchen},
  isbn      = {978-3-446-41185-2},
  pages     = {814 S. : zahlr. Ill., graph. Darst.},
  year      = {2008},
  language  = {de}
}
@book{Ley1988,
  author    = {Ley, Wilfried},
  title     = {Handbuch der Raumfahrttechnik : Grundlagen - Nutzung, Raumfahrtsysteme - Produktsicherung u. Produktmanagement / Willi Hallmann; Wilfried Ley},
  publisher = {Hanser},
  address   = {M{\"u}nchen [u.a.]},
  isbn      = {3446151303},
  pages     = {XVIII, 792 S : Ill., graph. Darst.},
  year      = {1988},
  language  = {de}
}