@book{Grueters1987,
  author    = {Gr{\"u}ters, Hugo},
  title     = {Mechanik: Vorlesung},
  publisher = {Becker-Kuns},
  address   = {Aachen},
  pages     = {253 S.: zahlr. graph. Darst.},
  year      = {1987},
  language  = {de}
}
@book{Grap1987,
  author    = {Grap, Rolf Dietmar},
  title     = {Konzeption eines EDV-Systems f{\"u}r die Auftragsabwicklung im Bereich der Weiterverarbeitung der Thyssen-Henrichsh{\"u}tte nach software-ergonomischen Kriterien},
  publisher = {IAW - Lehrstuhl und Institut f{\"u}r Arbeitswissenschaft der RWTH},
  address   = {Aachen},
  year      = {1987},
  language  = {de}
}
@article{Ziemons1987,
  author    = {Ziemons, Karl},
  title     = {Jet production and fragmentation properties in deep inelastic muon scattering},
  series = {Zeitschrift f{\"u}r Physik C : Particles and Fields},
  volume    = {36},
  journal   = {Zeitschrift f{\"u}r Physik C : Particles and Fields},
  number    = {4},
  isbn      = {0170-9739},
  pages     = {527 -- 543},
  year      = {1987},
  language  = {en}
}
@article{FoersterLueth1987,
  author    = {F{\"o}rster, Arnold and L{\"u}th, H.},
  title     = {Investigation of the InSb(110)-Sn schottky barrier by means of electron energy loss spectroscopy},
  series = {Surface Science. 189-190 (1987)},
  journal   = {Surface Science. 189-190 (1987)},
  isbn      = {0039-6028},
  pages     = {307 -- 314},
  year      = {1987},
  language  = {en}
}
@book{Lassonczyk1987,
  author    = {Lassonczyk, Beate},
  title     = {Immobilisierung l{\"o}slicher organischer Stoffe aus Auflagehorizonten in Sandb{\"o}den},
  address   = {Bonn},
  pages     = {140 S. : graph. Darst.},
  year      = {1987},
  language  = {de}
}
@article{HillenSchiebelZaengel1987,
  author    = {Hillen, Walter and Schiebel, U. and Zaengel, T.},
  title     = {Imaging performance of a digital storage phosphor system},
  series = {Medical Physics. 14 (1987), H. 5},
  journal   = {Medical Physics. 14 (1987), H. 5},
  isbn      = {0094-2405},
  pages     = {744 -- 751},
  year      = {1987},
  language  = {en}
}
@article{BlomeKundt1987,
  author    = {Blome, Hans-Joachim and Kundt, W.},
  title     = {Hypersonic Jets from Young Stars in Molecular Clouds},
  series = {Circumstellar matter : proceedings of the 122nd symposium of the Internat. Astronom. Union held in Heidelberg, FRG, June 23 - 27, 1986 / ed. by I. Appenzeller ...},
  journal   = {Circumstellar matter : proceedings of the 122nd symposium of the Internat. Astronom. Union held in Heidelberg, FRG, June 23 - 27, 1986 / ed. by I. Appenzeller ...},
  publisher = {Reidel},
  address   = {Dordrecht u.a.},
  isbn      = {90-277-2511-X},
  pages     = {73 -- 74},
  year      = {1987},
  language  = {en}
}
@article{SponagelSpaltofski1987,
  author    = {Sponagel, Stefan and Spaltofski, R.},
  title     = {Hochmolekulare Zus{\"a}tze verbessern die Leichtlaufeigenschaft und die Tragf{\"a}higkeit von Schmierfilmen / Sponagel, S. ; Spaltofski, R.},
  series = {Mineral{\"o}ltechnik. 32 (1987), H. 3},
  journal   = {Mineral{\"o}ltechnik. 32 (1987), H. 3},
  isbn      = {0341-1893},
  pages     = {28 S.},
  year      = {1987},
  language  = {de}
}
@article{KollerStellberg1987,
  author    = {Koller, R. and Stellberg, Michael},
  title     = {Hilfsmittel zum systematischen Konstruieren : Ordnen von Spannverbindungen},
  series = {Industrie-Anzeiger. Bd. 109 (1987), H. 24},
  journal   = {Industrie-Anzeiger. Bd. 109 (1987), H. 24},
  issn      = {0019-9036},
  pages     = {28 - 29 -- 31 - 32},
  year      = {1987},
  language  = {de}
}
@article{Mohnke1987,
  author    = {Mohnke, Andreas},
  title     = {High-rate sputtering of zinc oxide with a funnel-shaped magnetic field: Effect of the target thickness on the layer properties},
  series = {Vakuum-Technik. 36 (1987), H. 5},
  journal   = {Vakuum-Technik. 36 (1987), H. 5},
  isbn      = {0042-2266},
  pages     = {148 -- 151},
  year      = {1987},
  language  = {en}
}