@article{Heinrichs1981,
  author    = {Heinrichs, Horst},
  title     = {Graphische Datenverarbeitung bei FEM-Berechnungen von Maschinen : interaktive Geometrieerfassung u. Netzwerkerstellung},
  pages     = {III, 123 S. : graph. Darst.},
  year      = {1981},
  language  = {de}
}
@article{Heinrichs1983,
  author    = {Heinrichs, Horst},
  title     = {Graphisch interaktive FE-Netzwerksgenerierung mit dem Programm FEDIG auf Rechnern ab 64 KB-Memory mit Digitizer},
  series = {IKO Software Service. 12 (1983)},
  journal   = {IKO Software Service. 12 (1983)},
  pages     = {191 -- 215},
  year      = {1983},
  language  = {de}
}
@article{Heinrichs1984,
  author    = {Heinrichs, Horst},
  title     = {Graphisch interaktiver FEM-Berechnungsarbeitsplatz},
  series = {Konstruktion, Elemente, Methoden. 21 (1984), H. 2},
  journal   = {Konstruktion, Elemente, Methoden. 21 (1984), H. 2},
  pages     = {82 -- 85},
  year      = {1984},
  language  = {de}
}
@article{Heinrichs1992,
  author    = {Heinrichs, Horst},
  title     = {STEP bietet mehr},
  publisher = {IKOSS},
  address   = {Stuttgart},
  pages     = {327 -- 344},
  year      = {1992},
  language  = {de}
}
@article{Heinrichs1993,
  author    = {Heinrichs, Horst},
  title     = {Mit Grafik schafft FEM den Durchbruch},
  series = {Maschinen, Anlagen, Verfahren (1993)},
  journal   = {Maschinen, Anlagen, Verfahren (1993)},
  isbn      = {0343-043X},
  pages     = {58 -- 59},
  year      = {1993},
  language  = {de}
}
@article{JacobsBerseKlothetal.1993,
  author    = {Jacobs, Stephan and Berse, Holger and Kloth, Matthias and Mittrach, Silke},
  title     = {Projektbeschreibung: CSCW in Designumgebungen / Holger Berse, Stephan Jacobs, Matthias Kloth, Silke Mittrach},
  series = {Workshop "Unterst{\"u}tzung organisatorischer Prozesse durch CSCW" : 4. - 5. November 1993, Westf{\"a}lische Wilhelms-Universit{\"a}t M{\"u}nster / [Institut f{\"u}r Wirtschaftsinformatik, Westf{\"a}lische Wilhelms-Universit{\"a}t M{\"u}nster]. Stefan Kirn ... (Hrsg.)},
  journal   = {Workshop "Unterst{\"u}tzung organisatorischer Prozesse durch CSCW" : 4. - 5. November 1993, Westf{\"a}lische Wilhelms-Universit{\"a}t M{\"u}nster / [Institut f{\"u}r Wirtschaftsinformatik, Westf{\"a}lische Wilhelms-Universit{\"a}t M{\"u}nster]. Stefan Kirn ... (Hrsg.)},
  address   = {M{\"u}nster},
  pages     = {90 S. : graph. Darst.},
  year      = {1993},
  language  = {de}
}
@article{Jacobs1993,
  author    = {Jacobs, Stephan},
  title     = {CSCW for Requirements Engineering - Requirements Engineering for CSCW},
  series = {Proceedings of the Third European Conference on Computer Supported Cooperative Work : 13 - 17 September 1993, Milan, Italy ; ECSCW ' 93 / ed. by Giorgio de Michelis ...},
  journal   = {Proceedings of the Third European Conference on Computer Supported Cooperative Work : 13 - 17 September 1993, Milan, Italy ; ECSCW ' 93 / ed. by Giorgio de Michelis ...},
  publisher = {Kluwer},
  address   = {Dordrecht [u.a.]},
  isbn      = {0-7923-2447-1},
  pages     = {XI, 364 S. : Ill., graph. Darst.},
  year      = {1993},
  language  = {en}
}
@article{Jacobs1993,
  author    = {Jacobs, Stephan},
  title     = {Von aktionsorientiertem zu entscheitungsorientierten Workflow},
  series = {Workshop "Unterst{\"u}tzung organisatorischer Prozesse durch CSCW" : 4. - 5. November 1993, Westf{\"a}lische Wilhelms-Universit{\"a}t M{\"u}nster / [Institut f{\"u}r Wirtschaftsinformatik, Westf{\"a}lische Wilhelms-Universit{\"a}t M{\"u}nster]. Stefan Kirn ... (Hrsg.)},
  journal   = {Workshop "Unterst{\"u}tzung organisatorischer Prozesse durch CSCW" : 4. - 5. November 1993, Westf{\"a}lische Wilhelms-Universit{\"a}t M{\"u}nster / [Institut f{\"u}r Wirtschaftsinformatik, Westf{\"a}lische Wilhelms-Universit{\"a}t M{\"u}nster]. Stefan Kirn ... (Hrsg.)},
  address   = {M{\"u}nster},
  pages     = {90 S. : graph. Darst.},
  year      = {1993},
  language  = {de}
}
@article{JacobsQuernheimAghadavoodiJolfaei1991,
  author    = {Jacobs, Stephan and Quernheim, Ulrich and Aghadavoodi Jolfaei, Masoud},
  title     = {Performance Evalutation of three Access Protocols for VSAT Networks / Ulrich Quernheim, Stephan Jacobs, Masoud Aghadavoodi Jolfaei},
  series = {Proceedings of the second European Conference on Satellite Communications : ECSC-2 ; Palais de Congr{\`e}s, Li{\`e}ge, Belgium, 22 - 24 October 1991 / [ed.: Brigitte Kaldeich]},
  journal   = {Proceedings of the second European Conference on Satellite Communications : ECSC-2 ; Palais de Congr{\`e}s, Li{\`e}ge, Belgium, 22 - 24 October 1991 / [ed.: Brigitte Kaldeich]},
  publisher = {ESA Publ. Div.},
  address   = {Noordwijk},
  isbn      = {92-9092-170-6},
  pages     = {XXXII, 533 S. : Ill., graph. Darst.},
  year      = {1991},
  language  = {en}
}
@article{JacobsQuernheim1990,
  author    = {Jacobs, Stephan and Quernheim, Ulrich},
  title     = {ARQ Error Control for Multipoint Satellite Communications / Ulrich Quernheim, Stephan Jacobs},
  series = {Computer networking : proceedings of the IFIP TC 6 Conference on Computer Networking, COMNET '90, Budapest, Hungary, 8-10 May, 1990 / edited by L{\´a}szl{\´o} Csaba, Tibor Szentiv{\´a}nyi, Katie Tarnay},
  journal   = {Computer networking : proceedings of the IFIP TC 6 Conference on Computer Networking, COMNET '90, Budapest, Hungary, 8-10 May, 1990 / edited by L{\´a}szl{\´o} Csaba, Tibor Szentiv{\´a}nyi, Katie Tarnay},
  publisher = {Elsevier},
  address   = {New York, N.Y.},
  isbn      = {0444888721},
  pages     = {xi, 505 p : ill},
  year      = {1990},
  language  = {en}
}