@article{Weigand2003,
  author    = {Weigand, Christoph},
  title     = {Economically Optimal Inspection Policy with Geometrical Adaption},
  series = {Journal of Applied Statistics. 30 (2003), H. 5},
  journal   = {Journal of Applied Statistics. 30 (2003), H. 5},
  isbn      = {0266-4763},
  pages     = {555 -- 569},
  year      = {2003},
  language  = {en}
}
@article{FredebeulKrein2003,
  author    = {Fredebeul-Krein, Markus},
  title     = {Adopting a coherent institutional framework for the Ukrainian telecom sector: Lessons to be learnt from European and German experience},
  series = {Zerkalo Nedeli (2003)},
  journal   = {Zerkalo Nedeli (2003)},
  year      = {2003},
  language  = {en}
}
@article{PalmerLindemann2003,
  author    = {Palmer, J. W. and Lindemann, Markus},
  title     = {Business models and market mechanisms : evaluating efficiency in consumer electronic markets},
  series = {Data base and advanced information systems. Bd. 34 (2003), H. 2},
  journal   = {Data base and advanced information systems. Bd. 34 (2003), H. 2},
  issn      = {0105-9912},
  pages     = {23 -- 38},
  year      = {2003},
  language  = {en}
}