@article{Olbertz2004,
  author    = {Olbertz, Klaus},
  title     = {Zeitliche Grenze des Widerspruchsrechts nach \S 613 a Absatz 6 BGB im Falle fehlerhafter Unterrichtung der Arbeitnehmer},
  series = {Betriebs-Berater: BB ; Recht, Wirtschaft, Steuern},
  journal   = {Betriebs-Berater: BB ; Recht, Wirtschaft, Steuern},
  issn      = {0340-7918},
  pages     = {213},
  year      = {2004},
  language  = {de}
}
@article{OlbertzMaevers2004,
  author    = {Olbertz, Klaus and M{\"a}vers, Gunther},
  title     = {Rechtzeitigkeit der Meldung nach \S\S 37 b, 140 SGB III},
  series = {Der Arbeits-Rechts-Berater : ArbRB},
  journal   = {Der Arbeits-Rechts-Berater : ArbRB},
  issn      = {1618-0143},
  pages     = {307},
  year      = {2004},
  language  = {de}
}
@article{ViethEschweiler2004,
  author    = {Vieth, Matthias and Eschweiler, M.},
  title     = {Preisdeterminanten bei Spielertransfers in der Fussball-Bundesliga - eine empirische Analyse},
  series = {Die Betriebswirtschaft},
  volume    = {64},
  journal   = {Die Betriebswirtschaft},
  number    = {6},
  issn      = {0342-7064},
  pages     = {671 -- 692},
  year      = {2004},
  language  = {de}
}
@article{HansScheerRiedletal.2004,
  author    = {Hans, Stefan and Scheer, Nico and Riedl, Iris and Weiz{\"a}cker, Elisabeth von and Blader, Patrick and Campos-Ortega, Jos{\´e} A.},
  title     = {her3, a zebrafish member of the hairy-E(spl) family, is repressed by Notch signalling},
  series = {Development},
  volume    = {131},
  journal   = {Development},
  number    = {12},
  issn      = {1477-9129},
  doi       = {10.1242/dev.01167},
  pages     = {2957 -- 2969},
  year      = {2004},
  language  = {en}
}