@phdthesis{
  author = {S. Fischer},
  year = {2003},
  month = {Mar},
  title = {Raum-Zeitverarbeitung bei CDMA basierten LEO-Satellitensystemen},
  school = {University of Bremen, Germany},
  publisher = {Shaker Verlag},
  ISBN = { 978-3-8322-1189-9},
  address={Aachen, Germany}
}