@book{GrafGrossSponagel1988,
  author    = {Graf, G{\"u}nter and Groß, Heinz and Sponagel, Stefan},
  title     = {Verfahren zur Herstellung eines Dichtringes : Europ{\"a}ische Patentschrift EP0250642B1 ; Ver{\"o}ffentlichungstag der Patentschrift: 11.02.1988},
  publisher = {Europ{\"a}isches Patentamt},
  address   = {[M{\"u}nchen u.a.]},
  pages     = {5 S. : Ill.},
  year      = {1988},
  language  = {de}
}
@book{Sponagel1987,
  author    = {Sponagel, Stefan},
  title     = {Gummi-Metall-Bauteile},
  address   = {Kaiserslautern},
  pages     = {126 S. : Ill., graph. Darst.},
  year      = {1987},
  language  = {de}
}
@book{Grueters1987,
  author    = {Gr{\"u}ters, Hugo},
  title     = {Mechanik: Vorlesung},
  publisher = {Becker-Kuns},
  address   = {Aachen},
  pages     = {253 S.: zahlr. graph. Darst.},
  year      = {1987},
  language  = {de}
}
@book{Dikta1987,
  author    = {Dikta, Gerhard},
  title     = {Beitr{\"a}ge zur nichtparametrischen Sch{\"a}tzung der Regressionsfunktion},
  pages     = {81 S.},
  year      = {1987},
  language  = {de}
}
@book{Grueters1987,
  author    = {Gr{\"u}ters, Hugo},
  title     = {Aufgabensammlung Mechanik / von Hugo Gr{\"u}ters},
  publisher = {Becker-Kuns},
  address   = {Aachen},
  pages     = {Getr. Z{\"a}hlung : graph. Darst.},
  year      = {1987},
  language  = {de}
}
@book{Stulpe1986,
  author    = {Stulpe, Werner},
  title     = {Bedingte Erwartungen und stochastische Prozesse in der generalisierten Wahrscheinlichkeitstheorie : Beschreibung sukzessiver Messungen mit zuf{\"a}lligem Ausgang},
  address   = {Berlin},
  pages     = {199 S.},
  year      = {1986},
  language  = {de}
}
@book{Simonis1985,
  author    = {Simonis, Rainer},
  title     = {Experimentelle Darstellung von Kr/Xe-Hydrat bei Dr{\"u}cken bis 160 bar},
  publisher = {Zentralbibliothek d. Kernforschungsanlage},
  address   = {J{\"u}lich},
  pages     = {Getr. Z{\"a}hlung : Ill., graph. Darst.},
  year      = {1985},
  subject      = {Krypton},
  language  = {de}
}
@book{GruetersPeters1984,
  author    = {Gr{\"u}ters, Hugo and Peters, Norbert},
  title     = {Mechanik. Bd. 2 Dynamik. Peters, Norbert; Gr{\"u}ters, Hugo},
  publisher = {Inst. f{\"u}r Techn. Mechanik, RWTH Aachen},
  address   = {Aachen},
  pages     = {138, 13 S.: graph Darst.},
  year      = {1984},
  language  = {de}
}
@book{SimonisBruecher1984,
  author    = {Simonis, Rainer and Br{\"u}cher, Heiner},
  title     = {Verhalten von radioaktivem Krypton-85 in der Tiefsee : Abschlußbericht f{\"u}r d. Berichtszeitraum 1.10.1980 - 31.3.1983},
  publisher = {Zentralbibliothek d. Kernforschungsanlage},
  address   = {J{\"u}lich},
  pages     = {87 S.},
  year      = {1984},
  subject      = {Krypton-85},
  language  = {de}
}
@book{Dikta1983,
  author    = {Dikta, Gerhard},
  title     = {Kompakte und perfekte Maße},
  year      = {1983},
  language  = {de}
}