@book{Siepmann1987,
  author    = {Siepmann, Thomas},
  title     = {Reibmomente in Zylinderrollenlagern f{\"u}r Planetenr{\"a}der},
  address   = {Bochum},
  isbn      = {3-89194-068-8},
  pages     = {279 S. : graph. Darst.},
  year      = {1987},
  language  = {de}
}
@book{Willms1987,
  author    = {Willms, Herbert},
  title     = {Untersuchung der Wechselwirkung zwischen Str{\"o}mungsfeld und Reaktionsfront beim deflagrativen Abbrand von Kohlenwasserstoff-Luft-Gemischwolken},
  publisher = {VDI-Verl.},
  address   = {D{\"u}sseldorf},
  isbn      = {3-18-142719-5},
  pages     = {VII, 168 S. : Ill., graph. Darst.},
  year      = {1987},
  language  = {de}
}
@article{KrauseFruth1987,
  author    = {Krause, Gregor and Fruth, Bernhard},
  title     = {Dielectric Properties of Polyolefins Stressed by High Electrical Fields. Fruth, B. ; Krause, G.},
  year      = {1987},
  language  = {en}
}
@book{Hegewald1987,
  author    = {Hegewald, Ulf},
  title     = {Ulf Hegewald / hrsg. von Marianne Hennemann},
  publisher = {Galerie Hennemann},
  address   = {Bonn},
  isbn      = {3-88482-032-X},
  pages     = {88 S. : {\"u}berw. Ill.},
  year      = {1987},
  language  = {de}
}
@book{Maether1987,
  author    = {Maether, Christiane},
  title     = {Zeichnung und Malerei / Text: Wolfgang Becker},
  address   = {Aachen},
  pages     = {71 S.: {\"u}berw. Ill.},
  year      = {1987},
  language  = {de}
}
@article{Frings1987,
  author    = {Frings, Michael},
  title     = {Rechtswirkungen eines Auslandskonkurses f{\"u}r Inlandsforderungen, LG Aachen},
  series = {Neue juristische Wochenschrift : NJW / NJW-Rechtsprechungs-Report Zivilrecht : NJW-RR (1987)},
  journal   = {Neue juristische Wochenschrift : NJW / NJW-Rechtsprechungs-Report Zivilrecht : NJW-RR (1987)},
  isbn      = {0179-4043},
  pages     = {502},
  year      = {1987},
  language  = {de}
}
@article{Frings1987,
  author    = {Frings, Michael},
  title     = {Vertragsstrafenklausel in Automatenaufstellvertr{\"a}gen, LG Aachen},
  series = {Neue juristische Wochenschrift : NJW / NJW-Rechtsprechungs-Report Zivilrecht : NJW-RR (1987)},
  journal   = {Neue juristische Wochenschrift : NJW / NJW-Rechtsprechungs-Report Zivilrecht : NJW-RR (1987)},
  isbn      = {0179-4043},
  pages     = {948},
  year      = {1987},
  language  = {de}
}
@book{Grap1987,
  author    = {Grap, Rolf Dietmar},
  title     = {Bestimmung der wirtschaftlichen Anzahl von Handhabungssystemen f{\"u}r die Pralinenverpackung f{\"u}r die Firma Chocoladenfabriken Lindt \& Spr{\"u}ngli GmbH: Projektergebnisbericht},
  publisher = {IAW - Lehrstuhl und Institut f{\"u}r Arbeitswissenschaft der RWTH Aachen},
  address   = {Aachen},
  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{BlomePriester1987,
  author    = {Blome, Hans-Joachim and Priester, W.},
  title     = {Zum Problem des Urknalls: "Big Bang" oder "Big Bounce"? Teil 2},
  series = {Sterne und Weltraum. 26 (1987), H. 3},
  journal   = {Sterne und Weltraum. 26 (1987), H. 3},
  isbn      = {0039-1263},
  pages     = {140 -- 144},
  year      = {1987},
  language  = {de}
}
@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{BlomePriester1987,
  author    = {Blome, Hans-Joachim and Priester, Wolfgang},
  title     = {The problem of the primeval explosion: 'Big bang' or 'big bounce'? I},
  series = {Sterne und Weltraum. 26 (1987)},
  journal   = {Sterne und Weltraum. 26 (1987)},
  isbn      = {0039-1263},
  pages     = {83 -- 89},
  year      = {1987},
  language  = {en}
}
@article{BlomePriester1987,
  author    = {Blome, Hans-Joachim and Priester, W.},
  title     = {Zum Problem des Urknalls},
  series = {Sterne und Weltraum. 26 (1987), H. 2},
  journal   = {Sterne und Weltraum. 26 (1987), H. 2},
  isbn      = {0039-1263},
  pages     = {83 -- 89},
  year      = {1987},
  language  = {de}
}
@article{PietschKurbelLabentz1987,
  author    = {Pietsch, Wolfram and Kurbel, K. and Labentz, M.},
  title     = {Prototyping und Projektmanagement bei großen Entwicklungsteams / Kurbel, K., Labentz, M., Pietsch, W.},
  series = {Information management : IM ; Praxis, Ausbildung u. Forschung d. Wirtschaftsinformatik. 2 (1987), H. 1},
  journal   = {Information management : IM ; Praxis, Ausbildung u. Forschung d. Wirtschaftsinformatik. 2 (1987), H. 1},
  isbn      = {0930-5181},
  pages     = {6 -- 15},
  year      = {1987},
  language  = {en}
}
@article{StarkeBeckmannRogosetal.1987,
  author    = {Starke, G{\"u}nther and Beckmann, L.-H. and Rogos, J. and Schmall, K-H. (u.a.)},
  title     = {Sensoren in der automatisierten Schweisstechnik},
  pages     = {61 -- 147},
  year      = {1987},
  language  = {de}
}
@article{Starke1987,
  author    = {Starke, G{\"u}nther},
  title     = {Nahtfuehrungssensor zur adaptiven Steuerung von Handhabungseinrichtungen fuer das Lichtbogenschweissen},
  series = {Schweissen und Schneiden. 39 (1987), H. 4},
  journal   = {Schweissen und Schneiden. 39 (1987), H. 4},
  isbn      = {0036-7184},
  pages     = {191 -- 192},
  year      = {1987},
  language  = {de}
}
@book{RickRautenberg1987,
  author    = {Rick, Heino and Rautenberg, Hans G{\"u}nter},
  title     = {Die Pr{\"u}fung zum vereidigten Buchpr{\"u}fer in 1000 [tausend] Fragen und Antworten / hrsg. von Gustav Wrenger . Bd. 2 : Betriebswirtschaftslehre / von Hans G{\"u}nter Rautenberg ; Heino Rick},
  publisher = {Deubner},
  address   = {K{\"o}ln},
  isbn      = {3-88606-115-9},
  pages     = {VII, 145 S.},
  year      = {1987},
  language  = {de}
}
@book{KetternGruenebaumFrechen1987,
  author    = {Kettern, J{\"u}rgen and Gr{\"u}nebaum, Thomas and Frechen, Franz-Bernd},
  title     = {Standzeituntersuchungen an Kompostfiltern und Ausarbeitung von Bau- und Betriebsanleitungen f{\"u}r Erd- und Kompostfilter im Bereich von Kl{\"a}ranlagen : Abschlußbericht {\"u}ber erg{\"a}nzende Untersuchungen / Thomas Gr{\"u}nebaum; J{\"u}rgen T. Kettern; Franz-Bernd Frechen.},
  address   = {Aachen},
  pages     = {ca 180 S.},
  year      = {1987},
  language  = {de}
}
@book{Kettern1987,
  author    = {Kettern, J{\"u}rgen},
  title     = {Untersuchungen {\"u}ber die Einsatzm{\"o}glichkeiten und -grenzen mehrstufiger, insbesondere biologischer Behandlungsverfahren f{\"u}r Sickerwasser aus Hausm{\"u}ll-, Misch- und Sonderm{\"u}lldeponien mit Bilanzierung anorganischer und organischer Einzelsubstanzen : Abschluß},
  address   = {Aachen},
  pages     = {IV, 115 S.},
  year      = {1987},
  language  = {de}
}
@article{HoettgesRitterbachEls1987,
  author    = {H{\"o}ttges, J{\"o}rg and Ritterbach, E. and Els, H.},
  title     = {Optical Improvement of LDV-Measurement in Pipe Flow / Ritterbach, E.; J. H{\"o}ttges; H. Els},
  series = {Laser anemometry : advances and applications; proceedings of the 2. International Conference, Strathclyde, Scotland, 21st to 23rd September 1987 / ed. by John Turner ... UK LDA Users Group},
  journal   = {Laser anemometry : advances and applications; proceedings of the 2. International Conference, Strathclyde, Scotland, 21st to 23rd September 1987 / ed. by John Turner ... UK LDA Users Group},
  publisher = {Springer},
  address   = {Berlin [u.a.]},
  isbn      = {3540187561},
  pages     = {VII, 601 S : Ill., graph. Darst.},
  year      = {1987},
  language  = {en}
}