@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{M{\"u}llerLategahnR{\"o}hrig2009,
  author    = {M{\"u}ller, Marcel and Lategahn, Julian and R{\"o}hrig, Christof},
  title     = {Automatic anchor calibration in IEEE 802.15.4a networks},
  series = {Proceedings : 6th workshop on positioning, navigation and communication 2009 (WPNC '09) ; Leibniz Universit{\"a}t Hannover, Germany, March 19, 2009},
  publisher = {IEEE},
  address   = {Piscataway, NJ},
  year      = {2009},
  language  = {en}
}
@incollection{R{\"o}hrig2009,
  author    = {R{\"o}hrig, Christof},
  title     = {Lokalisierungsverfahren f{\"u}r drathlose Sensornetzwerke},
  series = {Wireless communication and information : radio engineering and multimedia applications},
  publisher = {H{\"u}lsbusch},
  address   = {Boizenburg},
  pages     = {18},
  year      = {2009},
  language  = {de}
}