@article{Hillen1981,
  author    = {Hillen, Walter},
  title     = {\&\#923;, Image production in e+e- annihilation at 33 GeV centre of mass energy. TASSO Collaboration},
  series = {Physics Letters B. 105 (1981), H. 4},
  journal   = {Physics Letters B. 105 (1981), H. 4},
  isbn      = {0370-2693},
  pages     = {75 -- 80},
  year      = {1981},
  language  = {en}
}
@article{MangKricheldorf1981,
  author    = {Mang, Thomas and Kricheldorf, Hans R.},
  title     = {13-C-NMR Sequence Analysis 20. Stereospecificity of the polymerization of D,L-Leu-NCA and D,L-Val-NCA / Kricheldorf, Hans R. ; Mang, Thomas},
  series = {Die makromolekulare Chemie. 182 (1981), H. 11},
  journal   = {Die makromolekulare Chemie. 182 (1981), H. 11},
  isbn      = {1022-1352},
  pages     = {3077 -- 3098},
  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}
}
@article{FischerDoerenJanke1981,
  author    = {Fischer, W. A. and D{\"o}ren, Horst-Peter and Janke, Dieter},
  title     = {Aluminium nitride probes for application in iron melts},
  series = {Archiv f{\"u}r das Eisenh{\"u}ttenwesen. 52 (1981), H. 3},
  journal   = {Archiv f{\"u}r das Eisenh{\"u}ttenwesen. 52 (1981), H. 3},
  issn      = {0003-8962},
  pages     = {91 -- 98},
  year      = {1981},
  language  = {en}
}
@article{GruetersMueller1981,
  author    = {Gr{\"u}ters, Hugo and M{\"u}ller, C. H.},
  title     = {Anwendung der Cosseratschen Kontinuumstheorie auf den ebenen Verbundk{\"o}rper},
  series = {Zeitschrift f{\"u}r angewandte Mathematik und Mechanik : ZAMM. 61 (1981)},
  journal   = {Zeitschrift f{\"u}r angewandte Mathematik und Mechanik : ZAMM. 61 (1981)},
  isbn      = {0044-2267},
  pages     = {T92 -- T94},
  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{ArpshofenGerlingSommeretal.1981,
  author    = {Arpshofen, Ingo and Gerling, Ulrich and Sommer, Ferdinand and Schultheiss, Emil and Predel, Bruno and Pool, M. J.},
  title     = {Bestimmung der Mischungsenthalpien im System Palladium-Silicium bei 1600 K},
  series = {Zeitschrift f{\"u}r Metallkunde : international journal of materials research and advanced techniques. Bd. 72, H. 11},
  journal   = {Zeitschrift f{\"u}r Metallkunde : international journal of materials research and advanced techniques. Bd. 72, H. 11},
  issn      = {0044-3093 ; 0179-4841},
  pages     = {776 -- 781},
  year      = {1981},
  language  = {de}
}
@book{Helsper1981,
  author    = {Helsper, Christoph},
  title     = {Bestimmung, Simulation und Korrektur des nichtidealen {\"U}bertragungsverhaltens klassifizierender Aerosolmeßverfahren},
  publisher = {Univ.-Gesamthochsch},
  address   = {Duisburg},
  pages     = {65 S.},
  year      = {1981},
  language  = {de}
}
@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{Klocke1981,
  author    = {Klocke, Martina},
  title     = {CNC-Technik holt auf bei der Feinbearbeitung / Voelmy, M.},
  series = {VDI-Nachrichten (1981)},
  journal   = {VDI-Nachrichten (1981)},
  year      = {1981},
  language  = {de}
}
@article{Zastrow1981,
  author    = {Zastrow, Udo},
  title     = {Die Einflußfunktionen der Einzelkraft und der Stufenversetzung in der anisotropen Vollebene},
  series = {Archive of Applied Mechanics - Ingenieur Archiv. 51 (1981), H. 1-2},
  journal   = {Archive of Applied Mechanics - Ingenieur Archiv. 51 (1981), H. 1-2},
  isbn      = {1432-0681},
  pages     = {89 -- 99},
  year      = {1981},
  language  = {de}
}
@book{BostelKleemannMelissetal.1981,
  author    = {Bostel, J{\"o}rg and Kleemann, Manfred and Meliß, Michael and Sharan, H. N.},
  title     = {Die Nutzung neuer und erneuerbarer Energiequellen in Entwicklungsl{\"a}ndern. Bd. 1: Auswertung der L{\"a}nderpapiere f{\"u}r die Konferenz der Vereinten Nationen {\"u}ber neue und erneuerbare Energiequellen, Nairobi 1981. - (Aktuelle Beitr{\"a}ge zur Energiediskussion ; Nr. 7,1. Spezielle Berichte der Kernforschungsanlage J{\"u}lich ; 177,1.},
  publisher = {Zentralbibliothek der Kernforschungsanlage J{\"u}lich},
  address   = {J{\"u}lich},
  pages     = {VII, 154 S.},
  year      = {1981},
  language  = {de}
}
@article{GruetersGitschner1981,
  author    = {Gr{\"u}ters, Hugo and Gitschner, H.-W.},
  title     = {Diffusionsbedingte Eigenspannungen (Quellspannungen) und Deformationszust{\"a}nde in anisotropen glasfaserverst{\"a}rkten Mehrschichten-Verbundwerkstoffen. Gitschner, H.-W.; Gr{\"u}ters, H.},
  series = {Kunststoffe. 71 (1981), H. 3},
  journal   = {Kunststoffe. 71 (1981), H. 3},
  isbn      = {0023-5563},
  pages     = {178 -- 183},
  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}
}
@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}
}
@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{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}
}
@book{SchwarzerThelen1981,
  author    = {Schwarzer, Klemens and Thelen, Josef},
  title     = {Ermittlung der Konsequenzen bei Leckage eines Tanks mit hochkonzentrierten Radionuklidl{\"o}sungen und Eindringen der radioaktiven L{\"o}sung in den Boden. - (Spezielle Berichte der Kernforschungsanlage J{\"u}lich ; 134)},
  publisher = {Zentralbibliothek der Kernforschungsanlage},
  address   = {J{\"u}lich},
  pages     = {55 S.},
  year      = {1981},
  language  = {de}
}
@article{Hillen1981,
  author    = {Hillen, Walter},
  title     = {Evidence for charged primary partons in e+e\&\#8722; \&\#8594; 2 jets. TASSO Collaboration},
  series = {Physics Letters B. 100 (1981), H. 4},
  journal   = {Physics Letters B. 100 (1981), H. 4},
  isbn      = {0370-2693},
  pages     = {357 -- 363},
  year      = {1981},
  language  = {en}
}
@article{ArpshofenGerlingSommeretal.1981,
  author    = {Arpshofen, Ingo and Gerling, Ulrich and Sommer, Ferdinand and Schultheiss, Emil and Predel, Bruno and Pool, M. J.},
  title     = {Experimentelle Bestimmung der integralen Mischungsenthalpien in den bin{\"a}ren Systemen Pd-Cu und Si-Cu bei 1600 K},
  series = {Zeitschrift f{\"u}r Metallkunde : international journal of materials research and advanced techniques. Bd. 72, H. 12},
  journal   = {Zeitschrift f{\"u}r Metallkunde : international journal of materials research and advanced techniques. Bd. 72, H. 12},
  issn      = {0044-3093 ; 0179-4841},
  pages     = {842 -- 846},
  year      = {1981},
  language  = {de}
}