@article{ArtmannWitte1991,
  author    = {Artmann, Gerhard and Witte, Ch.},
  title     = {Expertensystem f{\"u}r Personal Computer zur Strukturbestimmung des Circulus Arteriosus Willisii mittels transkranieller Dopplersonografie. Witte, Ch.; Artmann, Gerhard Michael},
  series = {Biomedizinische Technik = Biomedical engineering. 36 (1991)},
  journal   = {Biomedizinische Technik = Biomedical engineering. 36 (1991)},
  isbn      = {0013-5585},
  pages     = {228 -- 230},
  year      = {1991},
  language  = {de}
}
@article{Weigand1991,
  author    = {Weigand, Christoph},
  title     = {Optimale Maschinenjustierung},
  series = {Technische Hochschule <Ilmenau> / Bibliothek: Wissenschaftliche Zeitschrift. 37 (1991)},
  journal   = {Technische Hochschule <Ilmenau> / Bibliothek: Wissenschaftliche Zeitschrift. 37 (1991)},
  isbn      = {0043-6917},
  pages     = {167 -- 175},
  year      = {1991},
  language  = {de}
}
@article{Weigand1991,
  author    = {Weigand, Christoph},
  title     = {A Solution to the Scheduling Problem Taking into Account Quality},
  series = {Operations research '91 : extended abstracts of the 16th Symposium on Operations Research held at the University of Trier at September 9 - 11, 1991 / [GM{\"O}OR]. Peter Gritzmann ... (eds.)},
  journal   = {Operations research '91 : extended abstracts of the 16th Symposium on Operations Research held at the University of Trier at September 9 - 11, 1991 / [GM{\"O}OR]. Peter Gritzmann ... (eds.)},
  publisher = {Physica-Verl.},
  address   = {Heidelberg},
  isbn      = {3790806080},
  pages     = {373 -- 375},
  year      = {1991},
  language  = {en}
}
@article{HagemannLadeWarnieretal.1991,
  author    = {Hagemann, Hans-J{\"u}rgen and Lade, H. and Warnier, J. and Wiechert, D. U.},
  title     = {The performance of Depressed-Cladding Single-Mode Fibres with Different b/a Ratios. Hagemann, H.-J.; Lade, H.; Warnier, J.; Wiechert, D. U.},
  series = {Journal of Lightwave Technology (J-LT) / Institute of Electrical and Electronics Engineers (IEEE). 9 (1991), H. 6},
  journal   = {Journal of Lightwave Technology (J-LT) / Institute of Electrical and Electronics Engineers (IEEE). 9 (1991), H. 6},
  isbn      = {0733-8724},
  pages     = {689 -- 694},
  year      = {1991},
  language  = {en}
}
@article{Mackenstein1991,
  author    = {Mackenstein, Hans},
  title     = {The role of Germany, Japan and the United States on the ECU-bond markets / Hans Wilhelm Mackenstein},
  series = {De pecunia. 3 (1991), H. 1},
  journal   = {De pecunia. 3 (1991), H. 1},
  isbn      = {1015-6283},
  pages     = {113 -- 150},
  year      = {1991},
  language  = {en}
}
@book{Neubauer1991,
  author    = {Neubauer, Boris},
  title     = {Transkristalline Schichten auf Hochspannungskabeln aus Polyethylen : Struktur und Permeationseigenschaften},
  address   = {Darmstadt},
  pages     = {126 S. : Ill., graph. Darst.},
  year      = {1991},
  language  = {de}
}
@article{HelsperMoelter1991,
  author    = {Helsper, Christoph and M{\"o}lter, W.},
  title     = {Characteristics of a Nebulizer with Cyclone Preseparator / M{\"o}lter, W. ; Helsper, C.},
  series = {Aerosols, their generation, behaviour and applications. Annual Conference of the Aerosol Society / Aerosol Society (UK) ; 5.},
  journal   = {Aerosols, their generation, behaviour and applications. Annual Conference of the Aerosol Society / Aerosol Society (UK) ; 5.},
  address   = {Loughborough},
  pages     = {89 -- 94},
  year      = {1991},
  language  = {en}
}
@book{BreitbachAhmedOver1991,
  author    = {Breitbach, Gerd and Ahmed, K. and Over, H.},
  title     = {Ermittlung von Sicherheitsabst{\"a}nden bei Kriechbelastung von Prim{\"a}rkreiskomponenten durch Simulation von Druckentlastungsst{\"o}rf{\"a}llen einer HTR-Anlage (SR 383) : Abschlußbericht},
  publisher = {Forschungszentrum J{\"u}lich, Zentralbibliothek},
  address   = {J{\"u}lich},
  pages     = {Getr. Z{\"a}hlung : Ill., graph. Darst.},
  year      = {1991},
  language  = {de}
}
@article{HillenEckenbachQuadfliegetal.1991,
  author    = {Hillen, Walter and Eckenbach, W. and Quadflieg, Peter and Zaengel, Thomas T.},
  title     = {Signal-to-noise performance of a CsI fluorescent screen},
  series = {Medical Imaging V: Image physics},
  journal   = {Medical Imaging V: Image physics},
  isbn      = {0-8194-0538-8},
  pages     = {120 -- 131},
  year      = {1991},
  language  = {en}
}
@book{BreitbachWolters1991,
  author    = {Breitbach, Gerd and Wolters, Johannes},
  title     = {Sicherheitstechnische Untersuchungen zum St{\"o}rfallverhalten des HTR-100 : Erg{\"a}nzungsband mit vertiefenden Einzelbeitr{\"a}gen zum Bericht J{\"u}l-Spez-477 / J. Wolters ... G. Breitbach ...},
  publisher = {Forschungszentrum J{\"u}lich, Zentralbibliothek},
  address   = {J{\"u}lich},
  pages     = {Getr. Z{\"a}hlung : graph. Darst.},
  year      = {1991},
  language  = {de}
}