@book{BoernerGoessel2000,
  author    = {B{\"o}rner, Ferdinand and G{\"o}ssel, Michael},
  title     = {Grundlagen digitaler Systeme},
  publisher = {Univ.-Bibliothek Publ.-Stelle},
  address   = {Potsdam},
  isbn      = {3-9806494-9-0},
  pages     = {61 S.},
  year      = {2000},
  language  = {de}
}
@book{Zendler2000,
  author    = {Zendler, Andreas},
  title     = {X/Frame : Softwareentwicklungsumgebung f{\"u}r taxonomische Objektsysteme},
  series = {Preprint / Universit{\"a}t Potsdam, Institut f{\"u}r Informatik},
  volume    = {1999, 12},
  journal   = {Preprint / Universit{\"a}t Potsdam, Institut f{\"u}r Informatik},
  publisher = {Univ.},
  address   = {Potsdam},
  issn      = {0946-7580},
  pages     = {34 S.},
  year      = {2000},
  language  = {de}
}