@article{BaatzKehrmann1981,
  author    = {Baatz, Udo and Kehrmann, H.},
  title     = {Neue Produkte - per Zufall oder mit System?},
  series = {Jahrbuch f{\"u}r F{\"u}hrungskr{\"a}fte},
  journal   = {Jahrbuch f{\"u}r F{\"u}hrungskr{\"a}fte},
  publisher = {Expert-Verl.},
  address   = {Grafenau, Z{\"u}rich},
  year      = {1981},
  language  = {de}
}
@book{Baatz1981,
  author    = {Baatz, Udo},
  title     = {Diplom-Ingenieur / Diplom-Ingenieurin an Fachhochschulen: Fachrichtung Maschinenbau : Stand: Dezember 1980},
  publisher = {Bertelsmann},
  address   = {Bielefeld},
  pages     = {31 S., Beil.},
  year      = {1981},
  language  = {de}
}
@book{SchuermannDeutschmannSchmidtetal.1981,
  author    = {Sch{\"u}rmann, Wilhelm and Deutschmann, Thomas and Schmidt, Michael and Bauer, Wilfried},
  title     = {Aspekte der Großstadt : zeigen{\"o}ssische deutsche Fotografie / Thomas Deutschmann ; Michael Schmidt ; Wilfried Bauer ; Wilhelm Sch{\"u}rmann},
  address   = {Essen},
  pages     = {3 Teile},
  year      = {1981},
  language  = {de}
}
@article{Heinrichs1981,
  author    = {Heinrichs, Horst},
  title     = {Graphische Datenverarbeitung bei FEM-Berechnungen von Maschinen : interaktive Geometrieerfassung u. Netzwerkerstellung},
  pages     = {III, 123 S. : graph. Darst.},
  year      = {1981},
  language  = {de}
}
@article{HeinrichsWeck1981,
  author    = {Heinrichs, Horst and Weck, M.},
  title     = {Wirtschaftliche FEM-Strukturanalyse durch graphisch interaktive Netzaufbereitung},
  series = {Industrie Anzeiger. 103 (1981), H. 79},
  journal   = {Industrie Anzeiger. 103 (1981), H. 79},
  pages     = {16 -- 20},
  year      = {1981},
  language  = {de}
}
@article{HeinrichsSteinke1981,
  author    = {Heinrichs, Horst and Steinke, P.},
  title     = {Praxisgerechter Einsatz der Finite-Element-Methode zur Bauteilanalyse},
  series = {Industrie Anzeiger. 103 (1981), H. 79},
  journal   = {Industrie Anzeiger. 103 (1981), H. 79},
  pages     = {42 -- 43},
  year      = {1981},
  language  = {de}
}
@article{HeinrichsWeck1981,
  author    = {Heinrichs, Horst and Weck, H.},
  title     = {Efficient finite-element structural analysis by interactive graphic mesh generation},
  series = {CIRP Annals. 30 (1981), H. 1},
  journal   = {CIRP Annals. 30 (1981), H. 1},
  pages     = {279 -- 284},
  year      = {1981},
  language  = {en}
}
@book{HeinrichsWeckVonderhagen1981,
  author    = {Heinrichs, Horst and Weck, M. and Vonderhagen, H.},
  title     = {CAD-Programmbibliothek f{\"u}r Großrechneranlagen},
  address   = {Aachen},
  year      = {1981},
  language  = {de}
}
@article{Knepper1981,
  author    = {Knepper, Ludger},
  title     = {Im neuen Lufthansa-Frachtterminal: vom Hochregallager direkt ins Flugzeug},
  series = {Foerdermittel Journal. Kennzifferzeitschrift fuer Materialfluss, Lager und Transport. 13 (1981), H. 7/8},
  journal   = {Foerdermittel Journal. Kennzifferzeitschrift fuer Materialfluss, Lager und Transport. 13 (1981), H. 7/8},
  isbn      = {0013-5674},
  pages     = {22 -- 24},
  year      = {1981},
  language  = {de}
}
@book{KapplerSchueller1981,
  author    = {Kappler, Heinz and Schu{\"e}ller, Gerhart I.},
  title     = {Zuverl{\"a}ssigkeitsorientierte Bemessung von Meeresplattformen / G. I. Schueller},
  publisher = {Technische Universit{\"a}t, LKI},
  address   = {M{\"u}nchen},
  pages     = {71 S.},
  year      = {1981},
  language  = {de}
}
@article{StrohmeierEichholz1981,
  author    = {Strohmeier, Andreas and Eichholz, G{\"u}nter},
  title     = {Elimination von Phosphaten in technisch bel{\"u}fteten Abwasserteichen / Eichholz, G{\"u}nter; Strohmeier, Andreas},
  series = {Wasser und Boden. 33 (1981), H. 5},
  journal   = {Wasser und Boden. 33 (1981), H. 5},
  isbn      = {0043-0951},
  pages     = {230 -- 239},
  year      = {1981},
  language  = {de}
}
@article{Polumsky1981,
  author    = {Polumsky, Dieter},
  title     = {Pr{\"a}missen und Methoden bei großr{\"a}umigen Verkehrsprognosen},
  publisher = {Inst.},
  address   = {Aachen},
  pages     = {67 -- 75},
  year      = {1981},
  language  = {de}
}
@article{SponagelAkbay1981,
  author    = {Sponagel, Stefan and Akbay, S.},
  title     = {{\"U}ber die Stabilit{\"a}t viskometrischer Str{\"o}mungen},
  series = {Rheologica acta. 20 (1981), H. 6},
  journal   = {Rheologica acta. 20 (1981), H. 6},
  isbn      = {0035-4511},
  pages     = {579 -- 590},
  year      = {1981},
  language  = {de}
}
@article{HagemannHennings1981,
  author    = {Hagemann, Hans-J{\"u}rgen and Hennings, D.},
  title     = {Reversible Weight change of acceptor-doped BaTiO3. Hagemann, H. J.; Hennings, D.},
  series = {Journal of the American Ceramic Society. 64 (1981)},
  journal   = {Journal of the American Ceramic Society. 64 (1981)},
  isbn      = {0002-7820},
  pages     = {590 -- 594},
  year      = {1981},
  language  = {en}
}
@article{MuellerVeggianHaenniBeuscheretal.1981,
  author    = {M{\"u}ller-Veggian, Mattea and Haenni, D. R. and Beuscher, H. and Bochev, B.},
  title     = {A new 5.0 ns isomer in ¹⁴⁴ Eu},
  series = {Nuclear physics / A. 365 (1981), H. 2},
  journal   = {Nuclear physics / A. 365 (1981), H. 2},
  isbn      = {0375-9474},
  pages     = {229 -- 236},
  year      = {1981},
  language  = {en}
}
@inproceedings{MuellerVeggianBochevLiederetal.1981,
  author    = {M{\"u}ller-Veggian, Mattea and Bochev, B. and Lieder, R. M. and Didelez, J. P.},
  title     = {Measuremenmt of particle spectra of α induced non-equilibrium reactions for ²⁰⁶⁻²¹² Po},
  series = {Proceedings of the International Conference on Nuclear Physics. 1980,1 (1981)},
  booktitle = {Proceedings of the International Conference on Nuclear Physics. 1980,1 (1981)},
  pages     = {452},
  year      = {1981},
  language  = {en}
}
@article{BruessermannEschhausMuensteretal.1981,
  author    = {Br{\"u}ssermann, Klaus and Eschhaus, M. and M{\"u}nster, M. and Schommer, N.},
  title     = {Einige Bemerkungen zur Bestimmung der Strahlenexposition am Beispiel des Standortes Biblis},
  series = {Wissenschaft und Umwelt : Organ d. Interdisziplin{\"a}ren Sonderbereichs Umweltschutz, ISU der Rheinisch-Westf{\"a}lischen Technischen Hochschule Aachen ; Organ d. Wissenschaftlichen Gesellschaft f{\"u}r Umweltschutz e.V., Aachen (1981)},
  journal   = {Wissenschaft und Umwelt : Organ d. Interdisziplin{\"a}ren Sonderbereichs Umweltschutz, ISU der Rheinisch-Westf{\"a}lischen Technischen Hochschule Aachen ; Organ d. Wissenschaftlichen Gesellschaft f{\"u}r Umweltschutz e.V., Aachen (1981)},
  isbn      = {0170-6977},
  pages     = {1 -- 16},
  year      = {1981},
  language  = {de}
}
@article{MuellerVeggianLiederBochevetal.1981,
  author    = {M{\"u}ller-Veggian, Mattea and Lieder, R. M. and Bochev, B. and Kutsarova, T.},
  title     = {Study of a-induced non-equilibrium reactions with particle-y conincidences},
  series = {Physica scripta. 24 (1981), H. 1-2},
  journal   = {Physica scripta. 24 (1981), H. 1-2},
  isbn      = {0031-8949},
  pages     = {123},
  year      = {1981},
  language  = {en}
}
@article{MuellerVeggianNeskakisLiederetal.1981,
  author    = {M{\"u}ller-Veggian, Mattea and Neskakis, A. and Lieder, R. M. and Beuscher, H.},
  title     = {Side-bands in ¹⁸⁰ Os},
  series = {International Conference Nuclear and Atomic Physics With Heay Ions : Bucharest, Romania, 9 - 12 June 1981 / European Physcial Society, Nuclear Physics Division ; The Central Institute of Physics, Romania. - (Europhysics Conference abstracts ; Vol. 5 C)},
  journal   = {International Conference Nuclear and Atomic Physics With Heay Ions : Bucharest, Romania, 9 - 12 June 1981 / European Physcial Society, Nuclear Physics Division ; The Central Institute of Physics, Romania. - (Europhysics Conference abstracts ; Vol. 5 C)},
  publisher = {EPS},
  address   = {[Petit-Lancy]},
  pages     = {79 -- 80},
  year      = {1981},
  language  = {en}
}
@article{MuellerVeggianBochevDidelezetal.1981,
  author    = {M{\"u}ller-Veggian, Mattea and Bochev, B. and Didelez, J. P. and Kutsarova, T.},
  title     = {Mechanism of a induced non equilibrium reactions from particle g-coincidence studies},
  series = {Fr{\"u}hjahrstagung ... des Fachausschusses Kernphysik und Hochenergiephysik der DPG (Sektion A: Kernphysik) / Deutsche Physikalische Gesellschaft (1981)},
  journal   = {Fr{\"u}hjahrstagung ... des Fachausschusses Kernphysik und Hochenergiephysik der DPG (Sektion A: Kernphysik) / Deutsche Physikalische Gesellschaft (1981)},
  pages     = {764},
  year      = {1981},
  language  = {en}
}