@misc{SponagelGrafGross1989,
  author    = {Sponagel, Stefan and Graf, G{\"u}nter and Groß, Heinz},
  title     = {Method for manufacturing a sealing ring : United States Patent 4,861,536 ; date of patent: Aug. 12, 1989 / assignee: Firma Carl Freudenberg. Inventors: Gunter Graf ; Heinz Gross ; Stefan Sponagel},
  publisher = {[United States Patent and Trademark Office]},
  address   = {[Alexandria, VA]},
  pages     = {5 S. : Ill.},
  year      = {1989},
  language  = {en}
}
@misc{SponagelGrafGross1989,
  author    = {Sponagel, Stefan and Graf, G{\"u}nter and Groß, Heinz},
  title     = {Method for the manufacture of a sealing ring with a sealing lip having hydrodynamically acting return elements : United States Patent 4,850,097 ; date of patent: Jul. 25, 1989 / assignee: Firma Carl Freudenberg. Inventors: Gunter Graf ; Heinz Gross ; Stefan Sponagel},
  publisher = {[United States Patent and Trademark Office]},
  address   = {[Alexandria, VA]},
  pages     = {4 S. : Ill.},
  year      = {1989},
  language  = {en}
}
@article{PrielmeierSpeedyVardagetal.1989,
  author    = {Prielmeier, Franz and Speedy, R. J. and Vardag, T. and Lang, E. W.},
  title     = {Diffusion in simple fluids / R. J. Speedy; F. X. Prielmeier; T. Vardag; E. W. Lang; H.-D. L{\"u}demann},
  series = {Molecular Physics. 66 (1989), H. 3},
  journal   = {Molecular Physics. 66 (1989), H. 3},
  isbn      = {0026-8976},
  pages     = {577 -- 590},
  year      = {1989},
  language  = {en}
}
@article{LauthSolomunHirschwaldetal.1989,
  author    = {Lauth, Jakob and Solomun, T. and Hirschwald, W. and Christmann, K.},
  title     = {The interaction of carbon monoxide with a ruthenium(1010) surface},
  series = {Surface Science. 210 (1989), H. 1-2},
  journal   = {Surface Science. 210 (1989), H. 1-2},
  isbn      = {0039-6028},
  pages     = {201 -- 224},
  year      = {1989},
  language  = {en}
}
@article{LauthSolomunHirschwaldetal.1989,
  author    = {Lauth, Jakob and Solomun, T. and Hirschwald, W. and Christmann, K.},
  title     = {The interaction of carbon monoxide with a ruthenium(1010) surface},
  series = {Surface Science Letters. 210 (1989), H. 1-2},
  journal   = {Surface Science Letters. 210 (1989), H. 1-2},
  isbn      = {0167-2584},
  pages     = {A74 -- A75},
  year      = {1989},
  language  = {en}
}
@article{Lassonczyk1989,
  author    = {Lassonczyk, Beate},
  title     = {Fossile Bodenbildung in Nord-Somalia},
  series = {Mitteilungen der Deutschen Bodenkundlichen Gesellschaft. 59 (1989), H. 2},
  journal   = {Mitteilungen der Deutschen Bodenkundlichen Gesellschaft. 59 (1989), H. 2},
  isbn      = {0343-107x},
  pages     = {927 -- 930},
  year      = {1989},
  language  = {de}
}
@article{WeberSchmittJahnetal.1989,
  author    = {Weber, Hans-Joachim and Schmitt, W. and Jahn, D. and Euringer, H.},
  title     = {Ein Versuch zur theoretischen Temperaturermittlung im Schneidbereich bei Bohrungen in kortikalem Knochen - An Experiment to Calculate the Theoretical Temperature at the Drill - Cortical Bone Interface / Schmitt, W. ; Weber, H. J. ; Jahn, D. ; Euringer, H.},
  series = {Biomedizinische Technik/Biomedical Engineering. 34 (1989), H. 3},
  journal   = {Biomedizinische Technik/Biomedical Engineering. 34 (1989), H. 3},
  isbn      = {0013-5585},
  pages     = {53 -- 56},
  year      = {1989},
  language  = {de}
}
@book{Goettsche1989,
  author    = {G{\"o}ttsche, Joachim},
  title     = {Eine Maximum-Likelihood-Methode zur Charakterisierung fraktaler Mengen und chaotischer dynamische Prozesse/ vorgelegt von Joachim G{\"o}ttsche},
  publisher = {Inst. f{\"u}r Theoretische Physik und Sternwarte der Christian-Albrechts-Univ.},
  address   = {Kiel},
  pages     = {138 Bl : Ill., graph. Darst.},
  year      = {1989},
  language  = {de}
}
@article{Bruessermann1989,
  author    = {Br{\"u}ssermann, Klaus},
  title     = {H3 and C14 air monitoring according to KTA 1503.1},
  series = {2. Karlsruhe international conference on analytical chemistry in nuclear technology, Karlsruhe (Germany), 5-9 Jun 1989},
  journal   = {2. Karlsruhe international conference on analytical chemistry in nuclear technology, Karlsruhe (Germany), 5-9 Jun 1989},
  pages     = {223},
  year      = {1989},
  language  = {en}
}
@article{HelsperMoelter1989,
  author    = {Helsper, Christoph and M{\"o}lter, L.},
  title     = {Erzeugung von Pr{\"u}faerosolen f{\"u}r die Kalibrierung von optischen Partikelmeßverfahren nach VDI 3491},
  series = {Technisches Messen. 56 (1989)},
  journal   = {Technisches Messen. 56 (1989)},
  isbn      = {0171-8096},
  pages     = {229 -- 234},
  year      = {1989},
  language  = {en}
}
@article{HelsperMoelterKaminski1989,
  author    = {Helsper, Christoph and M{\"o}lter, W. and Kaminski, S.},
  title     = {Fast and Automated Testing of Different Air Filter Media / M{\"o}lter, W. ; Helsper, C. ; Kaminski, S.},
  series = {1. Europ{\"a}isches Symposium Partikelabscheidung aus Gasen : [PARTEC, N{\"u}rnberg, West Germany, 19. - 21. April 1989 ; preprints] = 1. European Symposium Separation of Particles from Gases / [Organisation und Durchf{\"u}hrung: N{\"u}rnbergMesse]. Hrsg. von: Friedrich L{\"o}ffler},
  journal   = {1. Europ{\"a}isches Symposium Partikelabscheidung aus Gasen : [PARTEC, N{\"u}rnberg, West Germany, 19. - 21. April 1989 ; preprints] = 1. European Symposium Separation of Particles from Gases / [Organisation und Durchf{\"u}hrung: N{\"u}rnbergMesse]. Hrsg. von: Friedrich L{\"o}ffler},
  publisher = {N{\"u}rnbergMesse},
  address   = {N{\"u}rnberg},
  pages     = {441 -- 457},
  year      = {1989},
  language  = {en}
}
@article{HelsperMoelterKaminski1989,
  author    = {Helsper, Christoph and M{\"o}lter, W. and Kaminski, S.},
  title     = {Fast and Automated Testing of Different Air Filter Media / M{\"o}lter, W. ; Helsper, C. ; Kaminski, S.},
  series = {Proceedings of the Filtech Conference, Karlsruhe 1989, Vol. 1},
  journal   = {Proceedings of the Filtech Conference, Karlsruhe 1989, Vol. 1},
  publisher = {Filtration Society},
  address   = {Oadby},
  pages     = {125 -- 136},
  year      = {1989},
  language  = {en}
}
@book{Hodapp1989,
  author    = {Hodapp, Josef},
  title     = {Die direkte Selbst-Regelung einer Asynchronmaschine mit einem Signalprozessor},
  publisher = {VDI-Verl.},
  address   = {D{\"u}sseldorf},
  isbn      = {3-18-147508-4},
  pages     = {II, 148 S. : graph. Darst.},
  year      = {1989},
  language  = {de}
}
@article{HoylerCollinsEid1989,
  author    = {Hoyler, Friedrich and Collins, S. P. and Eid, S. A.},
  title     = {A search for mixed-symmetry states in the mass A approximately 50 region / S. P. Collins ; S. A. Eid ... F. Hoyler},
  series = {Journal of Physics G. 15 (1989), H. 3},
  journal   = {Journal of Physics G. 15 (1989), H. 3},
  isbn      = {0954-3899},
  pages     = {321 -- 332},
  year      = {1989},
  language  = {en}
}
@article{FoersterRizziLueth1989,
  author    = {F{\"o}rster, Arnold and Rizzi, Angela and L{\"u}th, H.},
  title     = {Epitaxial growth and characterization of Si/NiSi2/Si(111) heterostructures / Angela Rizzi ; A. F{\"o}rster ; H. L{\"u}th},
  series = {Surface Science. 211 - 212 (1989)},
  journal   = {Surface Science. 211 - 212 (1989)},
  isbn      = {0039-6028},
  pages     = {620 -- 629},
  year      = {1989},
  language  = {en}
}
@article{FoersterLayetLueth1989,
  author    = {F{\"o}rster, Arnold and Layet, J. M. and L{\"u}th, H.},
  title     = {Evaluation of dopant profiles and diffusion constants by means of electron energy loss spectroscopy},
  series = {Applied Surface Science. 41 - 42 (1989)},
  journal   = {Applied Surface Science. 41 - 42 (1989)},
  isbn      = {0169-4332},
  pages     = {306 -- 311},
  year      = {1989},
  language  = {en}
}
@article{FoersterLueth1989,
  author    = {F{\"o}rster, Arnold and L{\"u}th, H.},
  title     = {Surface reactions of trimethylgallium and trimethylarsenic on silicon surfaces},
  series = {Journal of Vacuum Science \& Technology B: Microelectronics and Nanometer Structures. 7 (1989), H. 4},
  journal   = {Journal of Vacuum Science \& Technology B: Microelectronics and Nanometer Structures. 7 (1989), H. 4},
  isbn      = {1071-1023},
  pages     = {720 -- 724},
  year      = {1989},
  language  = {en}
}
@book{Scherer1989,
  author    = {Scherer, Ulrich W.},
  title     = {Untersuchungen zur Synthese und chemischen Charakterisierung sehr schwerer Elemente / Ulrich W. Scherer},
  publisher = {Gesellschaft f{\"u}r Schwerionenforschung mbH},
  address   = {Darmstadt},
  pages     = {123 S.},
  year      = {1989},
  language  = {de}
}
@article{SchererHessbergerGaeggeleretal.1989,
  author    = {Scherer, Ulrich W. and Heßberger, F. P. and G{\"a}ggeler, H. W. and Armbruster, P.},
  title     = {The New Nuclide 225U / F.P. Heßberger, H. G{\"a}ggeler, P. Armbruster, W. Br{\"u}chle, H. Folger, S. Hofmann, D. Jost, J.V. Kratz, M.E. Leino, G. M{\"u}nzenberg, V. Ninov, M. Sch{\"a}del, U.W. Scherer, K. S{\"u}mmerer, A. T{\"u}rler, D. Ackerman},
  series = {Zeitschrift f{\"u}r Physik A Hadrons and Nuclei. 333 (1989), H. 1},
  journal   = {Zeitschrift f{\"u}r Physik A Hadrons and Nuclei. 333 (1989), H. 1},
  isbn      = {0939-7922},
  pages     = {111 -- 112},
  year      = {1989},
  language  = {en}
}
@article{SchererGaeggelerJostetal.1989,
  author    = {Scherer, Ulrich W. and G{\"a}ggeler, H. W. and Jost, D. T. and T{\"u}rler, A.},
  title     = {Cold Fusion Reactions with 48Ca / H.W. G{\"a}ggeler, D.T. Jost, A. T{\"u}rler, P. Armbruster, W. Br{\"u}chle, H. Folger, F.P. Heßberger, S. Hofmann, G. M{\"u}nzenberg, V. Ninov, W. Reisdorf, M. Sch{\"a}del, K. S{\"u}mmerer, J.V. Kratz, U. Scherer, M.E. Leino},
  series = {Nuclear Physics A . 502 (1989), H. 1},
  journal   = {Nuclear Physics A . 502 (1989), H. 1},
  isbn      = {0375-9474},
  pages     = {561 -- 570},
  year      = {1989},
  language  = {en}
}