@book{MeinelSack2012,
  author    = {Meinel, Christoph and Sack, Harald},
  title     = {Internetworking : technische Grundlagen und Anwendungen},
  publisher = {Springer-Verlag Berlin Heidelberg},
  address   = {Berlin, Heidelberg},
  isbn      = {978-3-540-92939-0},
  doi       = {10.1007/978-3-540-92940-6},
  pages     = {978 S.},
  year      = {2012},
  language  = {de}
}
@misc{MeinelSack2004,
  author    = {Meinel, Christoph and Sack, Harald},
  title     = {WWW : Kommunikation, Internetworking, Web-Technologien},
  publisher = {Springer},
  address   = {Berlin},
  isbn      = {3-540-44276-6},
  issn      = {1439-5428},
  pages     = {1179 S.},
  year      = {2004},
  language  = {de}
}
@book{MeinelSack2009,
  author    = {Meinel, Christoph and Sack, Harald},
  title     = {Digitale Kommunikation : Vernetzen, Multimedia, Sicherheit},
  series = {Media Press},
  journal   = {Media Press},
  publisher = {Springer-Verlag Berlin Heidelberg},
  address   = {Berlin, Heidelberg},
  isbn      = {978-3-540-92922-2},
  issn      = {1439-3107},
  doi       = {10.1007/978-3-540-92923-9},
  pages     = {422 S.},
  year      = {2009},
  language  = {de}
}