@book{BenknerDavid1999,
  author    = {Benkner, Thorsten and David, Klaus},
  title     = {Digitale Mobilfunksysteme : Grundlagen und aktuelle Systeme. - 2., aktualis. u. erw. Aufl.},
  publisher = {Teubner},
  address   = {Stuttgart},
  isbn      = {3-519-16181-8},
  pages     = {XIII, 457 S.. : graph. Darst.},
  year      = {1999},
  language  = {en}
}
@article{Benkner1999,
  author    = {Benkner, Thorsten},
  title     = {Wireless ATM - Broadband Mobile Radio Systems},
  series = {Multiaccess, mobility and teletraffic for wireless communications. Workshop on Multiaccess, Mobility and Teletraffic for Wireless Communications <4, 1998, Washington, DC>},
  journal   = {Multiaccess, mobility and teletraffic for wireless communications. Workshop on Multiaccess, Mobility and Teletraffic for Wireless Communications <4, 1998, Washington, DC>},
  publisher = {Kluwer},
  address   = {Boston [u.a.]},
  pages     = {155 -- 170},
  year      = {1999},
  language  = {en}
}
@article{Heuermann1999,
  author    = {Heuermann, Holger},
  title     = {Calibration procedures with series impedances and unknown lines simplify on-wafer measurements},
  series = {IEEE transactions on microwave theory and techniques : MTT ; a publication of the IEEE Microwave Theory and Techniques Society. 47 (1999), H. 1},
  journal   = {IEEE transactions on microwave theory and techniques : MTT ; a publication of the IEEE Microwave Theory and Techniques Society. 47 (1999), H. 1},
  isbn      = {0018-9480},
  pages     = {1 -- 5},
  year      = {1999},
  language  = {en}
}
@book{GrundmannSchoenholtz1999,
  author    = {Grundmann, Reinhard and Sch{\"o}nholtz, Friedrich},
  title     = {„Ventilatoren-Fibel" der Firma Babcock-BSH},
  publisher = {Promotor-Verlag},
  address   = {Karlsruhe},
  year      = {1999},
  language  = {de}
}
@book{Gauchel1999,
  author    = {Gauchel, Joachim},
  title     = {Flexible Montageautomatisierung},
  address   = {FH Aachen},
  year      = {1999},
  language  = {de}
}
@book{Gauchel1999,
  author    = {Gauchel, Joachim},
  title     = {Verbesserung der Qualit{\"a}t von Freiformoberfl{\"a}chen},
  address   = {FH Aachen},
  year      = {1999},
  language  = {de}
}
@article{Siepmann1999,
  author    = {Siepmann, Thomas},
  title     = {Exploitation Plan of the TELEflow Project},
  address   = {Brussels},
  year      = {1999},
  language  = {en}
}
@article{Fabo1999,
  author    = {Fabo, Sabine},
  title     = {Vom imagin{\"a}ren zum digitalen Museum?},
  series = {Konfigurationen : zwischen Kunst und Medien},
  journal   = {Konfigurationen : zwischen Kunst und Medien},
  editor    = {Schade, Sigrid},
  publisher = {Fink},
  address   = {M{\"u}nchen},
  isbn      = {3-7705-3348-8},
  pages     = {413 -- 425},
  year      = {1999},
  language  = {de}
}
@book{Schuermann1999,
  author    = {Sch{\"u}rmann, Wilhelm},
  title     = {Wohin kein Auge reicht : von der Entdeckung des Unsichtbaren / Konzeption: Wilhelm Sch{\"u}rmann},
  address   = {Hamburg},
  pages     = {185 S. : zahlr. Ill.},
  year      = {1999},
  language  = {de}
}
@book{KnepperPfeiffer1999,
  author    = {Knepper, Ludger and Pfeiffer, Johann},
  title     = {Diplom-Ingenieur / Diplom-Ingenieurin (Fachhochschule) Maschinenbau, Energie- und W{\"a}rmetechnik},
  publisher = {Bertelsmann},
  address   = {Bielefeld},
  pages     = {Loseblattausg.},
  year      = {1999},
  language  = {de}
}
@book{Hegewald1999,
  author    = {Hegewald, Ulf},
  title     = {Ziegelfeld am Keramion, Frechen ; 16.5.1999 - 30.9.2000, Keramion, Museum f{\"u}r zeitgen{\"o}ssische keramische Kunst},
  address   = {Frechen},
  pages     = {95 S. : zahlr. Ill., graph. Darst.},
  year      = {1999},
  language  = {de}
}
@article{Timme1999,
  author    = {Timme, Michael},
  title     = {„Schwierige Mietverh{\"a}ltnisse" - Klausur aus dem Zivilrecht},
  series = {Juristische Arbeitsbl{\"a}tter (1999)},
  journal   = {Juristische Arbeitsbl{\"a}tter (1999)},
  pages     = {763 -- 770},
  year      = {1999},
  language  = {de}
}
@article{Timme1999,
  author    = {Timme, Michael},
  title     = {Zur deliktischen Produzentenhaftung innerhalb komplexer Produktionsprozesse},
  series = {Juristische Arbeitsbl{\"a}tter (1999)},
  journal   = {Juristische Arbeitsbl{\"a}tter (1999)},
  pages     = {848 -- 851},
  year      = {1999},
  language  = {de}
}
@article{TimmeHuelk1999,
  author    = {Timme, Michael and H{\"u}lk, Fabian},
  title     = {Das Ende der Sitztheorie im Internationalen Gesellschaftsrecht?- EuGH, EuZW 1999, 216},
  series = {Juristische Schulung (1999)},
  journal   = {Juristische Schulung (1999)},
  pages     = {1055 -- 1058},
  year      = {1999},
  language  = {de}
}
@article{Timme1999,
  author    = {Timme, Michael},
  title     = {Frustrierte Aufwendungen und Schadensersatz wegen Nichterf{\"u}llung},
  series = {Zeitschrift f{\"u}r Schadensrecht. Vol. 20 (1999), H. No. 12},
  journal   = {Zeitschrift f{\"u}r Schadensrecht. Vol. 20 (1999), H. No. 12},
  pages     = {502 -- 504},
  year      = {1999},
  language  = {de}
}
@article{Timme1999,
  author    = {Timme, Michael},
  title     = {Rechtsfolgen anf{\"a}nglichen Unverm{\"o}gens beim Kaufvertrag},
  series = {Juritische Schulung (1999)},
  journal   = {Juritische Schulung (1999)},
  pages     = {0 -- 4},
  year      = {1999},
  language  = {de}
}
@book{FredebeulKrein1999,
  author    = {Fredebeul-Krein, Markus},
  title     = {Die Internationalisierung der M{\"a}rkte f{\"u}r Telekommunikationsdienste. IZ-Erhebung 1999},
  publisher = {Institut f{\"u}r Wirtschaftspolitik an der Universit{\"a}t K{\"o}ln},
  address   = {K{\"o}ln},
  year      = {1999},
  language  = {de}
}
@article{Call1999,
  author    = {Call, Guido},
  title     = {Innovations - Check - Wie Innovationsf{\"a}higkeit nachhaltig verbessert werden kann - dargestellt am Beispiel BASF},
  series = {IO Management (1999)},
  journal   = {IO Management (1999)},
  pages     = {58 -- 63},
  year      = {1999},
  language  = {de}
}
@article{FredebeulKrein1999,
  author    = {Fredebeul-Krein, Markus},
  title     = {The case for a more binding WTO agreement on regulatory principles in telecommunication markets},
  series = {Telecommunications policy. vol. 23 (1999), H. afl. 9},
  journal   = {Telecommunications policy. vol. 23 (1999), H. afl. 9},
  isbn      = {0308-5961},
  pages     = {625 -- 644},
  year      = {1999},
  language  = {en}
}
@article{FredebeulKrein1999,
  author    = {Fredebeul-Krein, Markus},
  title     = {Handels- und industriepolitische Eingriffe in die europ{\"a}ische Filmwirtschaft : eine {\"o}konomische Analyse},
  series = {Zeitschrift f{\"u}r Wirtschaftspolitik. 48 (1999), H. 1},
  journal   = {Zeitschrift f{\"u}r Wirtschaftspolitik. 48 (1999), H. 1},
  isbn      = {0721-3808},
  pages     = {105 -- 128},
  year      = {1999},
  language  = {de}
}