@book{HegewaldBoeminghaus1973,
  author    = {Hegewald, Ulf and Boeminghaus, Dieter},
  title     = {Stellungen : 9 Texte, 9 Zeichnungen / [Texte] Dieter Boeminghaus ; [Zeichnungen] Ulf Hegewald},
  publisher = {Selbstverl. [Boeminghaus]},
  address   = {Aachen},
  pages     = {25 S. : {\"u}berw. Ill.},
  year      = {1973},
  language  = {de}
}
@book{Baatz1973,
  author    = {Baatz, Udo},
  title     = {Bildschirmunterst{\"u}tztes Konstruieren},
  publisher = {VDI-Verl.},
  address   = {Duesseldorf},
  isbn      = {3-18-403039-3},
  pages     = {XI, 137 S. : Ill, graph. Darst.},
  year      = {1973},
  language  = {de}
}
@book{BruessermannBonka1973,
  author    = {Br{\"u}ssermann, Klaus and Bonka, Hans},
  title     = {Die Jodfreisetzung aus Kernkraftwerken und Wiederaufbereitungsanlagen sowie Absch{\"a}tzung der zuk{\"u}nftigen Umgebungsbelastung / von H. Bonka u. K. Br{\"u}ssermann},
  publisher = {Zentralbibliothek d. Kernforschungsanlage J{\"u}lich GmbH},
  address   = {J{\"u}lich},
  pages     = {II; 67 S.: graph. Darst.},
  year      = {1973},
  language  = {de}
}
@book{Dienst1974,
  author    = {Dienst, Karl-Jakob},
  title     = {{\"U}ber die Eigenschattengrenze hermitescher Quadriken / Karl Jakob Dienst},
  address   = {Darmstadt},
  pages     = {12 Bl.,},
  year      = {1974},
  language  = {de}
}
@book{Dienst1974,
  author    = {Dienst, Karl-Jakob},
  title     = {Eine charakteristische Spiegelungseigenschaft hermitischer [hermitescher] Quadriken / Karl Jakob Dienst},
  publisher = {Techn. Hochsch., Fachbereich Mathematik},
  address   = {Darmstadt},
  pages     = {14 Bl.,},
  year      = {1974},
  language  = {de}
}
@book{Hardt1974,
  author    = {Hardt, Arno},
  title     = {Das Transportsystem BANDIT zur Messung von Halbwertszeiten kurzlebiger, neutronenarmer Isotope},
  publisher = {Univ.},
  address   = {Bonn},
  pages     = {59 S.},
  year      = {1974},
  language  = {de}
}
@book{Maether1975,
  author    = {Maether, Christiane},
  title     = {Christiane Maether, Zeichnungen},
  address   = {Baden-Baden},
  pages     = {32 S. : {\"u}berw. Ill.},
  year      = {1975},
  language  = {de}
}
@book{Frings1975,
  author    = {Frings, Michael},
  title     = {Der Einfluss privatrechtlicher Staatsvertraege und nationaler Rechtsordnungen auf den internationalen Luftbefoerderungsvertrag},
  pages     = {XV, 113 S.},
  year      = {1975},
  language  = {de}
}
@book{Dienst1975,
  author    = {Dienst, Karl-Jakob},
  title     = {Zu Sekanten symmetrische Halbovoide / Karl Jakob Dienst},
  publisher = {Techn. Hochsch., Fachbereich Mathematik},
  address   = {Darmstadt},
  pages     = {10 S.},
  year      = {1975},
  language  = {de}
}
@book{Dienst1975,
  author    = {Dienst, Karl-Jakob},
  title     = {Schnitt- und Zykelgeometrien / Karl Jakob Dienst},
  publisher = {Techn. Hochsch., Fachbereich Mathematik},
  address   = {Darmstadt},
  pages     = {39 S.},
  year      = {1975},
  language  = {de}
}