@article{MertensKlevenhusenJakob1987,
  author    = {Mertens, Josef and Klevenhusen, K. D. and Jakob, H.},
  title     = {Accurate Transonic Wave Drag Prediction Using Simple Physical Models},
  series = {AIAA-Journal. 25 (1987), H. 6},
  journal   = {AIAA-Journal. 25 (1987), H. 6},
  isbn      = {0001-1452},
  pages     = {799 -- 805},
  year      = {1987},
  language  = {en}
}
@article{Sponagel1987,
  author    = {Sponagel, Stefan},
  title     = {Analytische Berechnung von Gummi- Metall- Verbindungen},
  series = {Konstruktion : Zeitschrift f{\"u}r Produktentwicklung. 39 (1987), H. 4},
  journal   = {Konstruktion : Zeitschrift f{\"u}r Produktentwicklung. 39 (1987), H. 4},
  isbn      = {0373-3300},
  pages     = {151 -- 158},
  year      = {1987},
  language  = {de}
}
@article{Staat1987,
  author    = {Staat, Manfred},
  title     = {Anisotrope Wellenausbreitung in isotropen hyperelastischen Scheiben},
  series = {Zeitschrift f{\"u}r angewandte Mathematik und Mechanik : ZAMM. 67 (1987), H. 4},
  journal   = {Zeitschrift f{\"u}r angewandte Mathematik und Mechanik : ZAMM. 67 (1987), H. 4},
  isbn      = {0946-8463},
  pages     = {T241 -- T243},
  year      = {1987},
  language  = {de}
}
@book{Grueters1987,
  author    = {Gr{\"u}ters, Hugo},
  title     = {Aufgabensammlung Mechanik / von Hugo Gr{\"u}ters},
  publisher = {Becker-Kuns},
  address   = {Aachen},
  pages     = {Getr. Z{\"a}hlung : graph. Darst.},
  year      = {1987},
  language  = {de}
}
@article{LaackRefisch1987,
  author    = {Laack, Walter van and Refisch, A.},
  title     = {Beeinflussen Beinhalter die Knieseitenbandstabilit{\"a}t bei der Arthroskopie?},
  series = {Orthop{\"a}dische Praxis. 23 (1987)},
  journal   = {Orthop{\"a}dische Praxis. 23 (1987)},
  isbn      = {0030-588x},
  pages     = {434},
  year      = {1987},
  language  = {de}
}
@book{Dikta1987,
  author    = {Dikta, Gerhard},
  title     = {Beitr{\"a}ge zur nichtparametrischen Sch{\"a}tzung der Regressionsfunktion},
  pages     = {81 S.},
  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}
}
@article{Stulpe1987,
  author    = {Stulpe, Werner},
  title     = {Conditional Expectations and Stochastic Processes in Quantum Probability},
  series = {Information complexity and control in quantum physics : proceedings of the 4. Internat. Seminar on Mathematical Theory of Dynamical Systems and Microphysics, Udine, Sept. 4 - 13, 1985 / ed. by A. Blaquiere ...},
  journal   = {Information complexity and control in quantum physics : proceedings of the 4. Internat. Seminar on Mathematical Theory of Dynamical Systems and Microphysics, Udine, Sept. 4 - 13, 1985 / ed. by A. Blaquiere ...},
  publisher = {Springer},
  address   = {Wien [u.a.]},
  isbn      = {3-211-81992-4},
  pages     = {223 -- 234},
  year      = {1987},
  language  = {en}
}
@article{KaemperSchmittGuentherodtetal.1987,
  author    = {K{\"a}mper, Klaus-Peter and Schmitt, W. and G{\"u}ntherodt, G. and Gambino, R. J.},
  title     = {CrO2—A New Half-Metallic Ferromagnet? K{\"a}mper, K.-P.; Schmitt, W.; G{\"u}ntherodt, G.; Gambino, R. J., Ruf, R.},
  series = {Physical Review Letters. 59 (1987), H. 24},
  journal   = {Physical Review Letters. 59 (1987), H. 24},
  isbn      = {1079-7114},
  pages     = {2788 -- 2791},
  year      = {1987},
  language  = {en}
}
@book{MayerGrassNeuhaus1987,
  author    = {Mayer, Claudia and Grass, G{\"u}nter and Neuhaus, Volker [Hrsg.]},
  title     = {Der Butt / G{\"u}nter Grass. Hrsg. von Claudia Mayer},
  publisher = {Luchterhand},
  address   = {Darmstadt},
  isbn      = {3-472-86644-6},
  pages     = {741 S.},
  year      = {1987},
  language  = {de}
}
@article{Sparla1987,
  author    = {Sparla, Peter},
  title     = {Der Laserimpuls-Distanzmesser Distomat Wild DI3000 - Messprinzip und Genauigkeitsuntersuchung},
  series = {Allgemeine Vermessungs-Nachrichten : AVN ; Zeitschrift f{\"u}r alle Bereiche des Vermessungswesens. 94 (1987), H. 4},
  journal   = {Allgemeine Vermessungs-Nachrichten : AVN ; Zeitschrift f{\"u}r alle Bereiche des Vermessungswesens. 94 (1987), H. 4},
  isbn      = {0002-5968},
  pages     = {133 -- 146},
  year      = {1987},
  language  = {de}
}
@article{HelsperMoelter1987,
  author    = {Helsper, Christoph and M{\"o}lter, W.},
  title     = {Determination and Neutralization of the Charge Produced by the Dispersion of Powders},
  series = {Journal of Aerosol Science. 18 (1987), H. 6},
  journal   = {Journal of Aerosol Science. 18 (1987), H. 6},
  isbn      = {0021-8502},
  pages     = {877 -- 880},
  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}
}
@incollection{DoerenPlaschkaPohl1987,
  author    = {D{\"o}ren, Horst-Peter and Plaschka, K. and Pohl, M.},
  title     = {Die Untersuchung von Schutzgasschweißdr{\"a}hten mit Hilfe des Rasterelektronenmikroskops},
  series = {Fortschritte in der Metallographie. Berichte der 7. Internationalen Metallographie-Tagung Leoben 15. bis 17. Oktober 1986. Sonderb{\"a}nde der Praktischen Metallographie. 18},
  booktitle = {Fortschritte in der Metallographie. Berichte der 7. Internationalen Metallographie-Tagung Leoben 15. bis 17. Oktober 1986. Sonderb{\"a}nde der Praktischen Metallographie. 18},
  publisher = {Riederer},
  address   = {Stuttgart},
  issn      = {0343-3579},
  pages     = {333 -- 345},
  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}
}
@article{JahnkeBaumann1987,
  author    = {Jahnke, J. and Baumann, Marcus},
  title     = {Differentiation between Phaeocystis pouchetii (Har.) Lagerheim and Phaeocystis globosa Scherffel},
  series = {Hydrobiological bulletin},
  volume    = {Vol. 21},
  journal   = {Hydrobiological bulletin},
  number    = {Iss. 2},
  issn      = {0165-1404 (Print); 1573-5125 (E-Journal)},
  pages     = {141 -- 147},
  year      = {1987},
  language  = {en}
}
@article{PrielmeierLangSpeedyetal.1987,
  author    = {Prielmeier, Franz and Lang, E. W. and Speedy, R. J. and L{\"u}demann, H.-D.},
  title     = {Diffusion in supercooled water to 300 MPa},
  series = {Physical Review Letters. 59 (1987), H. 10},
  journal   = {Physical Review Letters. 59 (1987), H. 10},
  isbn      = {0031-9007},
  pages     = {1128 -- 1131},
  year      = {1987},
  language  = {en}
}
@article{HoylerColvinRobinson1987,
  author    = {Hoyler, Friedrich and Colvin, G. G. and Robinson, S. J.},
  title     = {E0 transitions in 106Pd studied by neutron capture / G. G. Colvin ; F. Hoyler ; S. J. Robinson},
  series = {Journal of physics / G. 13 (1987), H. 2},
  journal   = {Journal of physics / G. 13 (1987), H. 2},
  isbn      = {0305-4616},
  pages     = {191 -- 204},
  year      = {1987},
  language  = {en}
}
@article{KaemperSchmittGuentherodt1987,
  author    = {K{\"a}mper, Klaus-Peter and Schmitt, W. and G{\"u}ntherodt, G.},
  title     = {Effect of adsorbates on the spin-polarized photoemission of itinerant ferromagnets. Schmitt, W.; K{\"a}mper, K.-P.; G{\"u}ntherodt, G.},
  series = {Physical Review B. 36 (1987), H. 7},
  journal   = {Physical Review B. 36 (1987), H. 7},
  isbn      = {1095-3795},
  pages     = {3763 -- 3768},
  year      = {1987},
  language  = {en}
}
@article{Alt1987,
  author    = {Alt, Helmut},
  title     = {Effektivzinsberechnung bei industriellen oder gewerblichen Tilgungsdarlehen},
  series = {Elektrizit{\"a}tswirtschaft},
  volume    = {Bd. 86},
  journal   = {Elektrizit{\"a}tswirtschaft},
  issn      = {0013-5496},
  pages     = {592 -- 595},
  year      = {1987},
  language  = {de}
}
@article{Wosnitza1987,
  author    = {Wosnitza, Franz},
  title     = {Ein Testbarkeitsanalysemaß f{\"u}r den testfreundlichen Entwurf integrierter Schaltkreise auf Register-Transfer-Niveau},
  series = {ITG-Fachberichte. 98 (1987)},
  journal   = {ITG-Fachberichte. 98 (1987)},
  pages     = {291 -- 295},
  year      = {1987},
  language  = {de}
}
@article{KollerStellberg1987,
  author    = {Koller, R. and Stellberg, Michael},
  title     = {Ein Weg zu einer systematischen Konstruktion und Ordnung von Schnappverbindungen},
  series = {Konstruktion : Zeitschrift f{\"u}r Produktentwicklung und Ingenieur-Werkstoffe. Bd 39 (1987), H. 8},
  journal   = {Konstruktion : Zeitschrift f{\"u}r Produktentwicklung und Ingenieur-Werkstoffe. Bd 39 (1987), H. 8},
  issn      = {0720-5953},
  pages     = {315 -- 320},
  year      = {1987},
  language  = {de}
}
@article{KruegerGroetzingerBerndt1987,
  author    = {Kr{\"u}ger, G{\"o}tz and Gr{\"o}tzinger, Joachim and Berndt, Heinz},
  title     = {Enantiomeric resolution of amino acid derivatives on chiral stationary phases by high-performance liquid chromatography},
  series = {Journal of Chromatography A},
  volume    = {1987},
  journal   = {Journal of Chromatography A},
  number    = {397},
  issn      = {0021-9673},
  doi       = {10.1016/S0021-9673(01)85005-6},
  pages     = {223 -- 232},
  year      = {1987},
  language  = {en}
}
@article{SchwarzerBieger1987,
  author    = {Schwarzer, Klemens and Bieger, W.},
  title     = {Entwicklung eines solaren Kochers},
  series = {Erneuerbare Energiequellen : Aktivit{\"a}ten deutscher Hochschulen / zsgest. von F. A. Peuser ...},
  journal   = {Erneuerbare Energiequellen : Aktivit{\"a}ten deutscher Hochschulen / zsgest. von F. A. Peuser ...},
  publisher = {Zentralstelle f{\"u}r Solartechnik},
  address   = {Hilden},
  pages     = {2 -- 3},
  year      = {1987},
  language  = {de}
}
@article{SchwarzerBieger1987,
  author    = {Schwarzer, Klemens and Bieger, W.},
  title     = {Entwicklung von solaren Unterrichtsmesspl{\"a}tzen fuer Indonesien / W. Bieger ; K. Schwarzer},
  series = {Erneuerbare Energiequellen : Aktivit{\"a}ten deutscher Hochschulen / zsgest. von F. A. Peuser ...},
  journal   = {Erneuerbare Energiequellen : Aktivit{\"a}ten deutscher Hochschulen / zsgest. von F. A. Peuser ...},
  publisher = {Zentralstelle f{\"u}r Solartechnik},
  address   = {Hilden},
  pages     = {4 -- 5},
  year      = {1987},
  language  = {de}
}
@article{ElbersRemmeLehmann1987,
  author    = {Elbers, Gereon and Remme, S. and Lehmann, G.},
  title     = {EPR and Optical Absorption of Cr3+ in CsCl and CsBr},
  series = {Physica Status Solidi (B). 142 (1987), H. 2},
  journal   = {Physica Status Solidi (B). 142 (1987), H. 2},
  isbn      = {0031-8957},
  pages     = {367 -- 377},
  year      = {1987},
  language  = {en}
}
@book{Polumsky1987,
  author    = {Polumsky, Dieter},
  title     = {Erweiterungsm{\"o}glichkeiten des Verkehrsplanungsalgorithmus},
  publisher = {Inst. f{\"u}r Stadtbauwesen, RWTH},
  address   = {Aachen},
  isbn      = {3-88354-114-1},
  pages     = {X, 200 S. : graph. Darst., Kt.},
  year      = {1987},
  language  = {de}
}
@article{BreitbachSchubertAhmed1987,
  author    = {Breitbach, Gerd and Schubert, F. and Ahmed, K.},
  title     = {Experimentelle und theoretische Untersuchungen zum Kriechbeulen von Rohren aus Ni Cr 22 Co 12 Mo bei 950 Cel / F. Schubert ; K. Ahmed ; G. Breitbach ...},
  series = {Sicherheit und Verf{\"u}gbarkeit in der Anlagentechnik mit dem Schwerpunkt der Beitrag der Komponenten- und Grossprobenpr{\"u}fung zur Beurteilung von Bauteilen und Anlagen : [8. - 9. Oktober 1987] / Staatliche Materialpr{\"u}fungsanstalt Universit{\"a}t Stuttgart. - Bd. 2 : Rohrleitungsversagen, Komponenten, Thermoschock, Hochtemperaturverhalten, Beh{\"a}lterintegrit{\"a}t, Schweissverbindungen : (Vortr{\"a}ge 29 - 51)},
  journal   = {Sicherheit und Verf{\"u}gbarkeit in der Anlagentechnik mit dem Schwerpunkt der Beitrag der Komponenten- und Grossprobenpr{\"u}fung zur Beurteilung von Bauteilen und Anlagen : [8. - 9. Oktober 1987] / Staatliche Materialpr{\"u}fungsanstalt Universit{\"a}t Stuttgart. - Bd. 2 : Rohrleitungsversagen, Komponenten, Thermoschock, Hochtemperaturverhalten, Beh{\"a}lterintegrit{\"a}t, Schweissverbindungen : (Vortr{\"a}ge 29 - 51)},
  publisher = {MPA},
  address   = {Stuttgart},
  pages     = {42.1 -- 42.18},
  year      = {1987},
  language  = {de}
}
@article{HelsperMoelterWillemer1987,
  author    = {Helsper, Christoph and M{\"o}lter, W. and Willemer, W.},
  title     = {Fast and Automated Testing of Filter Media / M{\"o}lter, W. ; Helsper, C. ; Willemer, W.},
  series = {FILTECH Conference 1987 : Utrecht, Holland; September 23 - 25 1987 / org. by the Filtration Society , Vol. 1.},
  journal   = {FILTECH Conference 1987 : Utrecht, Holland; September 23 - 25 1987 / org. by the Filtration Society , Vol. 1.},
  publisher = {Filtration Society},
  address   = {Loughborough},
  pages     = {106 -- 112},
  year      = {1987},
  language  = {en}
}
@article{Raatschen1987,
  author    = {Raatschen, Hans-J{\"u}rgen},
  title     = {Fokussierung von Spannungswellen in einer krummlinig berandeten Scheibe},
  series = {ZAMM : Zeitschrift f{\"u}r Angewandte Mathematik und Mechanik},
  volume    = {67},
  journal   = {ZAMM : Zeitschrift f{\"u}r Angewandte Mathematik und Mechanik},
  number    = {4},
  issn      = {1521-4001},
  pages     = {T230 -- T231},
  year      = {1987},
  language  = {de}
}
@article{HoylerHamadaHamilton1987,
  author    = {Hoyler, Friedrich and Hamada, S. A. and Hamilton, W. D.},
  title     = {Gamma-gamma directional correlation measurements in 84Kr following thermal neutron capture by natural krypton / S. A. Hamada ; W. D. Hamilton ; F. Hoyler},
  series = {Journal of physics / G. 13 (1987), H. 9},
  journal   = {Journal of physics / G. 13 (1987), H. 9},
  isbn      = {0305-4616},
  pages     = {1143 -- 1163},
  year      = {1987},
  language  = {en}
}
@article{HagemannOBryan1987,
  author    = {Hagemann, Hans-J{\"u}rgen and O´Bryan, H. M.},
  title     = {Grain boundary and surface segragation of Ba-Ti-O-Phases in rutile. O´Bryan, H. M.; Hagemann, H. J.},
  series = {Journal of the American Ceramic Society. 70 (1987)},
  journal   = {Journal of the American Ceramic Society. 70 (1987)},
  isbn      = {0002-7820},
  pages     = {274 -- 278},
  year      = {1987},
  language  = {en}
}
@book{Sponagel1987,
  author    = {Sponagel, Stefan},
  title     = {Gummi-Metall-Bauteile},
  address   = {Kaiserslautern},
  pages     = {126 S. : Ill., graph. Darst.},
  year      = {1987},
  language  = {de}
}
@book{MerschenzQuack1987,
  author    = {Merschenz-Quack, Angelika},
  title     = {Halogenide und Hydrate von Oxos{\"a}uren des Schwefels : Beitr. zur Kristall- u. Strukturchemie},
  address   = {D{\"u}sseldorf},
  pages     = {104 S. : zahlr. Ill., graph. Darst.},
  year      = {1987},
  language  = {de}
}
@article{PrielmeierSpeedyLuedemann1987,
  author    = {Prielmeier, Franz and Speedy, R. J. and L{\"u}demann, H.-D.},
  title     = {High Pressure NMR Self-Diffusion Studies on Supercooled Water},
  series = {High Pressure Science and Technology Proceeding XI AIRAPT, Kiew. 1},
  journal   = {High Pressure Science and Technology Proceeding XI AIRAPT, Kiew. 1},
  pages     = {75},
  year      = {1987},
  language  = {en}
}
@article{PrielmeierLangRadkowitschetal.1987,
  author    = {Prielmeier, Franz and Lang, E. W. and Radkowitsch, H. and L{\"u}demann, H. D.},
  title     = {High Pressure NMR Study of the Molecular Dynamics of Liquid fluoroform and deutero-fluoroform / Lang, E. W. ; Prielmeier, F. X. ; Radkowitsch, H. ; L{\"u}demann, H. D.},
  series = {Berichte der Bunsen-Gesellschaft f{\"u}r Physikalische Chemie. 91 (1987), H. 10},
  journal   = {Berichte der Bunsen-Gesellschaft f{\"u}r Physikalische Chemie. 91 (1987), H. 10},
  isbn      = {0005-9021},
  pages     = {1025 -- 1033},
  year      = {1987},
  language  = {en}
}
@article{PrielmeierLangRadkowitschetal.1987,
  author    = {Prielmeier, Franz and Lang, E. W. and Radkowitsch, H. and L{\"u}demann, H.-D.},
  title     = {High Pressure NMR Study of the Molecular Dynamics of Liquid methyl fluoride and deutero-methyl fluoride / Lang, E. W. ; Prielmeier, F. X. ; Radkowitsch, H. ; L{\"u}demann, H. D.},
  series = {Berichte der Bunsen-Gesellschaft f{\"u}r Physikalische Chemie. 91 (1987), H. 10},
  journal   = {Berichte der Bunsen-Gesellschaft f{\"u}r Physikalische Chemie. 91 (1987), H. 10},
  isbn      = {0005-9021},
  pages     = {1017 -- 1025},
  year      = {1987},
  language  = {en}
}
@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}
}
@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{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{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{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}
}
@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{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}
}
@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}
}
@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}
}
@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}
}
@article{LaackAlbrecht1987,
  author    = {Laack, Walter van and Albrecht, T.},
  title     = {Mikrobiologische Untersuchungen auf Keimfreiheit bei physikalischen Anwendungen},
  series = {Orthop{\"a}dische Praxis. 23 (1987)},
  journal   = {Orthop{\"a}dische Praxis. 23 (1987)},
  isbn      = {0030-588x},
  pages     = {73},
  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}
}
@article{LaackHennesRefisch1987,
  author    = {Laack, Walter van and Hennes, A. and Refisch, A.},
  title     = {Narkosemobilisation der Schultersteife (Periarthritis humeroscapularis ankylosans)},
  series = {Zeitschrift f{\"u}r Orthop{\"a}die und Ihre Grenzgebiete. 125 (1987), H. 6},
  journal   = {Zeitschrift f{\"u}r Orthop{\"a}die und Ihre Grenzgebiete. 125 (1987), H. 6},
  isbn      = {0044-3220},
  pages     = {669 -- 673},
  year      = {1987},
  language  = {de}
}