@book{LauthHoelderichHarthetal.1997,
  author    = {Lauth, Jakob and Hoelderich, Wolfgang and Harth, Klaus and Hirbst, Hartmut},
  title     = {Schalenkatalysatoren = Shell coated catalysts ; Europ{\"a}ische Patentschrift EP0576944B1 ; Ver{\"o}ffentlichungsdatum 26.02.1997 / Anmelder: BASF Aktiengesellschaft},
  publisher = {Europ{\"a}isches Patentamt},
  address   = {[M{\"u}nchen u.a.]},
  pages     = {12 S.},
  year      = {1997},
  language  = {de}
}
@book{Ley1997,
  author    = {Ley, Wilfried},
  title     = {Raumfahrtmissionen zur Erkundung des Sonnensystems : Gemeinschaftsveranstaltung der FH Aachen, der DGLR und des DLR / 10. Raumfahrt-Kolloquium an der Fachhochschule Aachen, 5. November 1997 / Ley, Wilfried [Hrsg.]},
  publisher = {DGLR},
  address   = {Bonn},
  isbn      = {3-922010-99-7},
  pages     = {VIII, 251 S. : Ill., graph. Darst., 30 cm},
  year      = {1997},
  language  = {de}
}
@book{LinkeHaertschHoffmannetal.1997,
  author    = {Linke, David-Michael and Haertsch, P. and Hoffmann, C. P. and Lindemann, Markus},
  title     = {Integrierte Electronic Commerce Systeme - Auswahlkriterien und Evaluation aktueller Produktangebote. Bericht BusinessMedia. 58},
  publisher = {Inst. f{\"u}r Wirtschaftsinformatik},
  address   = {St. Gallen},
  pages     = {VII, 94 S. : graph. Darst.},
  year      = {1997},
  language  = {de}
}
@book{Maercker1997,
  author    = {Maercker, Gisela},
  title     = {Statistical inference in conditional heteroskedastic autoregressive models},
  publisher = {Shaker},
  address   = {Aachen},
  isbn      = {3-8265-2486-1},
  pages     = {87 S.: graph. Darst.},
  year      = {1997},
  language  = {en}
}
@book{Mayer1997,
  author    = {Mayer, Claudia},
  title     = {Der Butt : Roman / G{\"u}nter Grass. Hrsg. von Claudia Mayer-Iswandy},
  publisher = {Steidl},
  address   = {G{\"o}ttingen},
  isbn      = {3-88243-489-9},
  pages     = {703 S.},
  year      = {1997},
  language  = {de}
}
@book{Mayer1997,
  author    = {Mayer, Claudia},
  title     = {Das Treffen in Telgte : eine Erz{\"a}hlung / G{\"u}nter Grass. Hrsg. von Claudia Mayer-Iswandy},
  publisher = {Steidl},
  address   = {G{\"o}ttingen},
  isbn      = {3-88243-490-2},
  pages     = {176 S.},
  year      = {1997},
  language  = {de}
}
@book{Meliss1997,
  author    = {Meliß, Michael},
  title     = {Regenerative Energiequellen. Praktikum / ed. Michael Meliß},
  publisher = {Springer},
  address   = {Berlin [u.a.]},
  isbn      = {3-540-63218-2},
  pages     = {XXI, 149 S graph. Darst., Kt},
  year      = {1997},
  language  = {de}
}
@book{Pfeiffer1997,
  author    = {Pfeiffer, Johann},
  title     = {HSP III Koordinatenmessger{\"a}t},
  publisher = {Fachhochsch.},
  address   = {Aachen},
  year      = {1997},
  language  = {de}
}
@book{Pfeiffer1997,
  author    = {Pfeiffer, Johann},
  title     = {Design und Herstellen von Werkzeugen mit Freiformfl{\"a}chen},
  publisher = {Fachhochsch.},
  address   = {Aachen},
  year      = {1997},
  language  = {de}
}
@book{PietschmannVahs1997,
  author    = {Pietschmann, Bernd P. and Vahs, Dietmar},
  title     = {Einf{\"u}hrung in die Betriebswirtschaftslehre. Lehrbuch mit Beispielen und Kontrollfragen},
  publisher = {Sch{\"a}ffer-Poeschel},
  address   = {Stuttgart},
  isbn      = {3-7910-1030-1},
  pages     = {XX, 326 S. : graph. Darst.},
  year      = {1997},
  language  = {de}
}