@inproceedings{Baumann1989,
  author    = {Baumann, Marcus},
  title     = {Primary production and phytoplankton growth in the marginal ice zone of the Fram Strait and the interpretation of the field data with autecological experiments (Abstract)},
  series = {Oceanography and biology of Arctic seas : selected papers from the ICES Symposium on Marine Sciences of the Arctic and Subarctic Regions, held in Santander, 28 - 30 September 1987. (Rapports et proc{\`e}s-verbaux des r{\´e}unions / Conseil International pour l'Exploration de la Mer ; 188)},
  booktitle = {Oceanography and biology of Arctic seas : selected papers from the ICES Symposium on Marine Sciences of the Arctic and Subarctic Regions, held in Santander, 28 - 30 September 1987. (Rapports et proc{\`e}s-verbaux des r{\´e}unions / Conseil International pour l'Exploration de la Mer ; 188)},
  editor    = {Hempel, G.},
  publisher = {International Council for the Exploration of the Sea},
  address   = {Copenhagen},
  organization    = {Symposium on Marine Sciences of the Arctic and Subarctic Regions <1987, Santander>},
  pages     = {128},
  year      = {1989},
  language  = {en}
}
@book{Breitbach1989,
  author    = {Breitbach, Gerd},
  title     = {Proceedings of the Workshop on Structural Design Criteria for HTR : J{\"u}lich, 31. January - 1. February 1989 / ed.: G. Breitbach ... - Als Ms. gedr.},
  publisher = {Zentralbibliothek d. Kernforschungsanlage},
  address   = {J{\"u}lich},
  pages     = {VII, 548 S. : Ill., graph. Darst.},
  year      = {1989},
  language  = {en}
}
@incollection{KurbelPietsch1989,
  author    = {Kurbel, Karl and Pietsch, Wolfram},
  title     = {Projektmanagementebenen bei evolution{\"a}rer Softwareentwicklung},
  series = {Interaktive betriebswirtschaftliche Informations- und Steuerungssysteme},
  booktitle = {Interaktive betriebswirtschaftliche Informations- und Steuerungssysteme},
  editor    = {Kurbel, Karl and Mertens, Peter and Scheer, August W.},
  publisher = {De Gruyter},
  address   = {Berlin},
  isbn      = {3-11-012100-X},
  doi       = {10.1515/9783110847055-013},
  pages     = {261 -- 285},
  year      = {1989},
  language  = {de}
}
@article{Meliss1989,
  author    = {Meliß, Michael},
  title     = {Regenerative Energiequellen},
  series = {Brennstoff, W{\"a}rme, Kraft : BWK ; das Energie-Fachmagazin. Bd. 41 (1989), H. 4},
  journal   = {Brennstoff, W{\"a}rme, Kraft : BWK ; das Energie-Fachmagazin. Bd. 41 (1989), H. 4},
  issn      = {0006-9612 (Print) ; 1436-4883 (E-Journal)},
  pages     = {146 -- 151},
  year      = {1989},
  language  = {de}
}
@article{Meliss1989,
  author    = {Meliß, Michael},
  title     = {Regenerative Energiequellen. Technischer Stand und Wirtschaftlichkeit},
  series = {Energiewirtschaftliche Tagesfragen. Jg. 39 (1989), H. 1/2},
  journal   = {Energiewirtschaftliche Tagesfragen. Jg. 39 (1989), H. 1/2},
  issn      = {0013-743X ; 0720-6240},
  pages     = {18 -- 25},
  year      = {1989},
  language  = {de}
}
@article{Biener1989,
  author    = {Biener, Ernst},
  title     = {Sanierung von Altlasten},
  series = {Umweltschutz '89},
  journal   = {Umweltschutz '89},
  publisher = {Plus-Verl.},
  address   = {Saarlouis},
  pages     = {36 -- 38},
  year      = {1989},
  language  = {de}
}
@article{Benner1989,
  author    = {Benner, Joachim},
  title     = {Schwingungsbelastung von drehzahlgeregelten Antrieben mit Stromrichtermotoren},
  series = {Antriebstechnik : Konstruktion, Entwicklung und Anwendung von Antrieben und Steuerungen ; Organ der Forschungsvereinigung Antriebstechnik e.V.},
  volume    = {28},
  journal   = {Antriebstechnik : Konstruktion, Entwicklung und Anwendung von Antrieben und Steuerungen ; Organ der Forschungsvereinigung Antriebstechnik e.V.},
  number    = {12},
  publisher = {Vereinigte Fachverl.},
  address   = {Mainz},
  issn      = {0341-2652},
  pages     = {49 -- 54},
  year      = {1989},
  language  = {de}
}
@inproceedings{Benner1989,
  author    = {Benner, Joachim},
  title     = {Schwingungstechnische Dimensionierung von Maschinens{\"a}tzen mit Stromrichtermotoren},
  series = {Antriebstechnisches Kolloquium '89 : Maschinen- und Anlagen{\"u}berwachung ; Elemente der Antriebstechnik im System ; neue Konzepte in der Antriebstechnik. - (Reihe IME-Leitfaden)},
  booktitle = {Antriebstechnisches Kolloquium '89 : Maschinen- und Anlagen{\"u}berwachung ; Elemente der Antriebstechnik im System ; neue Konzepte in der Antriebstechnik. - (Reihe IME-Leitfaden)},
  editor    = {Peeken, Heinz},
  publisher = {Verl. T{\"U}V Rheinland},
  address   = {K{\"o}ln},
  issn      = {3-88585-639-5},
  pages     = {309 -- 333},
  year      = {1989},
  language  = {de}
}
@article{SammFaissnerHeinrigsetal.1989,
  author    = {Samm, Doris and Faissner, H. and Heinrigs, W. and Preussger, A.},
  title     = {Search for the two-photon decay of a light penetrating particle from a 590 MeV proton beam dump / Faissner, H.; Heinrigs, W.; Preussger, A.; Reitz, J.; Samm, D. [u.a.]},
  series = {Zeitschrift f{\"u}r Physik, C Particles and Fields. 44 (1989), H. 4},
  journal   = {Zeitschrift f{\"u}r Physik, C Particles and Fields. 44 (1989), H. 4},
  pages     = {557 -- 566},
  year      = {1989},
  language  = {en}
}
@article{Alt1989,
  author    = {Alt, Helmut},
  title     = {Sechsunddreißig Spielarten der Verrechung : die Behandlung von Tilgungs- und Zinszahlungen},
  series = {Frankfurter Zeitung : Blick durch die Wirtschaft : Zeitung f{\"u}r Finanzen, Steuern, Recht und Management},
  journal   = {Frankfurter Zeitung : Blick durch die Wirtschaft : Zeitung f{\"u}r Finanzen, Steuern, Recht und Management},
  pages     = {vom 12.9.1989},
  year      = {1989},
  language  = {de}
}
@article{KrauseSchuppeSaureetal.1989,
  author    = {Krause, Gregor and Schuppe, W.D. and Saure, M. and Andress, H.},
  title     = {Sensitive Analytische und Physikalische Verfahren zum Nachweis von Ver{\"a}nderungen in Platten und Kabelisolierungen aus Polyolefinen / W.D. Schuppe, M. Saure, H. Andress, K. M{\"o}ller, D. Meurer, G. Krause},
  series = {AEG Technische Mitteilungen (1989)},
  journal   = {AEG Technische Mitteilungen (1989)},
  year      = {1989},
  language  = {de}
}
@article{DiktaKurtzStute1989,
  author    = {Dikta, Gerhard and Kurtz, B. and Stute, W.},
  title     = {Sequential Fixed-Width Confidence Bands for Distribution Functions Under Random Censoring},
  series = {Metrika. 36 (1989)},
  journal   = {Metrika. 36 (1989)},
  isbn      = {0026-1335},
  pages     = {167 -- 176},
  year      = {1989},
  language  = {en}
}
@article{Grap1989,
  author    = {Grap, Rolf Dietmar},
  title     = {Softwareergonomie bei der Arbeit mit Großrechnern},
  series = {pro Ort (1989)},
  journal   = {pro Ort (1989)},
  pages     = {31},
  year      = {1989},
  language  = {de}
}
@article{KrauseMeurerKlee1989,
  author    = {Krause, Gregor and Meurer, D. and Klee, D.},
  title     = {Space charge formation related to the morphology of polymers},
  series = {IEEE Transaction on Electrical Insulation. Vol. 24 (1989), H. No. 3},
  journal   = {IEEE Transaction on Electrical Insulation. Vol. 24 (1989), H. No. 3},
  pages     = {215 -- 222},
  year      = {1989},
  language  = {en}
}
@article{KrauseGoettlichMoelleretal.1989,
  author    = {Krause, Gregor and G{\"o}ttlich, S. and M{\"o}ller, K. and Meurer, D.},
  title     = {Space Charge Phenomena in Partially Crystalline Polymers: On-Line Measurement of Charge Carrier Motion under High AC-Field Strength / G. Krause, S. G{\"o}ttlich, K. M{\"o}ller, D. Meurer},
  series = {Proceedings of the 3rd International Conference on Conduction and Breakdown in Solid Dielectrics : Trondheim, Norway ... 1989},
  journal   = {Proceedings of the 3rd International Conference on Conduction and Breakdown in Solid Dielectrics : Trondheim, Norway ... 1989},
  publisher = {IEEE},
  address   = {Piscataway, N.J.},
  pages     = {IX, 607 S.},
  year      = {1989},
  language  = {en}
}
@book{Rick1989,
  author    = {Rick, Heino},
  title     = {Steuerreform 1990 : alle {\"A}nderungen u. Auswirkungen f{\"u}r Unternehmen u. Selbst{\"a}ndige ; {\"A}nderungen u. Auswirkungen nach Problem- u. Sachbereichen ; Gesetzestext ; Was ist neu? ; Auswirkungen u. Beisp., Modellabrechnungen},
  publisher = {WEKA-Fachverl., Fachverl. f{\"u}r Gesch{\"a}ftsf{\"u}hrung u. Management},
  address   = {Kissing [u.a.]},
  pages     = {143 S. : graph. Darst.},
  year      = {1989},
  language  = {de}
}
@article{Alt1989,
  author    = {Alt, Helmut},
  title     = {Steuerreformgesetz 1990},
  series = {Elektrizit{\"a}tswirtschaft},
  volume    = {Bd. 88},
  journal   = {Elektrizit{\"a}tswirtschaft},
  number    = {H. 1/2},
  issn      = {0013-5496},
  pages     = {78 -- 83},
  year      = {1989},
  language  = {de}
}
@article{Alt1989,
  author    = {Alt, Helmut},
  title     = {Steuerreformgesetz 1990},
  series = {Elektrizit{\"a}tswirtschaft},
  volume    = {Jg. 88},
  journal   = {Elektrizit{\"a}tswirtschaft},
  number    = {H. 2},
  issn      = {0947-0581 (E-Journal); 0340-7918 (Print)},
  pages     = {120 -- 121},
  year      = {1989},
  language  = {de}
}
@article{SchaeferLampeyMende1989,
  author    = {Sch{\"a}fer, Horst and Lampey, H. and Mende, H. H.},
  title     = {Stray-field profile of single M-shaped Si-Fe transformer sheets and the resulting interaction in a stack},
  series = {Physica Scripta. 39 (1989), H. 4},
  journal   = {Physica Scripta. 39 (1989), H. 4},
  isbn      = {0031-8949},
  pages     = {520 -- 522},
  year      = {1989},
  language  = {en}
}
@article{KotterLintzRiekertetal.1989,
  author    = {Kotter, Michael and Lintz, Hans-G{\"u}nther and Riekert, Lothar and Trimm, D. L.},
  title     = {Structure and selectivity changes in vanadia-titania catalysts used to promote the reduction of nitric oxide with ammonia},
  series = {Applied catalysis. 52 (1989), H. 1},
  journal   = {Applied catalysis. 52 (1989), H. 1},
  isbn      = {0166-9834},
  pages     = {225 -- 235},
  year      = {1989},
  language  = {en}
}