@phdthesis{Ritz2004,
  author    = {Ritz, Thomas},
  title     = {Die werkzeuggest{\"u}tzte Produktion von personalisierten Informationsdienstleistungen. - (IPA-IAO Forschung und Praxis ; 389)},
  publisher = {Jost-Jetter},
  address   = {Heimsheim},
  isbn      = {3-936947-23-6},
  pages     = {151 S. : Ill., graph. Darst.},
  year      = {2004},
  language  = {de}
}
@phdthesis{Gligorevic2004,
  author    = {Gligorevic, Snjezana},
  title     = {Entzerrung schnell zeitver{\"a}nderlicher Kan{\"a}le. (Fortschritt-Berichte VDI : Reihe 10, Informatik, Kommunikation ; Nr. 747)},
  publisher = {VDI-Verl.},
  address   = {D{\"u}sseldorf},
  isbn      = {3-18-374710-3},
  pages     = {VI, 121 S : graph. Darst.},
  year      = {2004},
  language  = {de}
}