@book{Baatz1993,
  author    = {Baatz, Udo},
  title     = {CAD/CAM - Compass Maschinenbau. Ein Leitfaden f{\"u}r die optimale Systemauswahl CAD/CNC/CAM/CAE/PPS},
  publisher = {CADIB},
  address   = {Aachen},
  pages     = {[getr. Z{\"a}hlung]},
  year      = {1993},
  language  = {de}
}
@article{ArtmannSchikarsky1993,
  author    = {Artmann, Gerhard and Schikarsky, C.},
  title     = {Ginkgo Biloba extract (EGb 761) protects red blood cells from oxidative damage. Artmann, Gerhard Michael; Schikarsky, C.},
  series = {Clinical Hemorheology. 13 (1993), H. 4},
  journal   = {Clinical Hemorheology. 13 (1993), H. 4},
  isbn      = {0271-5198},
  pages     = {529 -- 539},
  year      = {1993},
  language  = {en}
}
@inproceedings{AltPonten1993,
  author    = {Alt, Helmut and Ponten, A.},
  title     = {Energiewirtschaftliche Bewertung der Einspeisung einer Windkraftanlage im Binnenland},
  series = {ETG-Tage '93 am 20. und 21. Oktober 1993 in Mannheim : Ert{\"u}chtigung von Kraftwerken und Netzen, insbesondere in den neuen Bundesl{\"a}ndern : Plenarveranstaltung. (ETG-Fachbericht ; 47)},
  booktitle = {ETG-Tage '93 am 20. und 21. Oktober 1993 in Mannheim : Ert{\"u}chtigung von Kraftwerken und Netzen, insbesondere in den neuen Bundesl{\"a}ndern : Plenarveranstaltung. (ETG-Fachbericht ; 47)},
  organization    = {Energietechnische Gesellschaft im VDE},
  isbn      = {3-8007-1967-3},
  pages     = {109 -- 118},
  year      = {1993},
  language  = {de}
}
@article{AckermannJaegerOsterfeldetal.1993,
  author    = {Ackermann, Hans-Josef and J{\"a}ger, Michael and Osterfeld, Utz and Hornung, Christoph},
  title     = {Building a Multimedia ISDN PC / J{\"a}ger, Michael ; Osterfeld, Utz ; Ackermann, Hans-Josef ; Hornung, Christoph},
  series = {Institute of Electrical and Electronics Engineers: IEEE computer graphics and applications. 13 (1993), H. 5},
  journal   = {Institute of Electrical and Electronics Engineers: IEEE computer graphics and applications. 13 (1993), H. 5},
  isbn      = {0272-1716},
  pages     = {24 -- 33},
  year      = {1993},
  language  = {en}
}