@incollection{s-n-99,
  title = {{Netzzwischensysteme}},
  author = {Jochen Schiller},
  booktitle = {Lehr- und {\"U}bungsbuch Telematik},
  publisher = {Fachbuchverlag Leipzig},
  year = {1999},
  address = {Leipzig},
  editor = {Gerhard Kr{\"u}ger and Dietrich Reschke},
  pages = {XX--XX},
}