@incollection{GroßmannGansemerR{\"o}hrig2009,
  author    = {Großmann, Uwe and Gansemer, Sebastian and R{\"o}hrig, Christof},
  title     = {Positionsbestimmung mittels Funktechnologien},
  series = {Wireless technologies : von der Technologie zur Anwendung ; 11. Kongress, 29.-30. September 2009, Stuttgart},
  publisher = {VDI-Verlag},
  address   = {D{\"u}sseldorf},
  pages     = {311},
  year      = {2009},
  language  = {de}
}
@incollection{GansemerHakobyanPueschel2009,
  author    = {Gansemer, Sebastian and Hakobyan, Syuzanna and Pueschel, S.},
  title     = {3D WLAN indoor positioning in multi-storey buildings},
  series = {2009 IEEE international workshop on intelligent data acquisition and advanced computing systems : technology and applications ; Rende, Cosenza, Italy, 21-23 September 2009},
  publisher = {IEEE},
  address   = {Piscataway, NJ},
  pages     = {4},
  year      = {2009},
  language  = {en}
}