@article{BleckenHolthausSellheier2011,
  author    = {Udo Blecken and Ursula Holthaus-Sellheier},
  title     = {Quantitative Prognoseverfahren f{\"u}r den B{\"u}roimmobilienmarkt, Tl.1},
  journal   = {GuG : Grundst{\"u}cksmarkt und Grundst{\"u}ckswert},
  volume    = {21},
  number    = {1},
  pages     = {30 -- 39},
  year      = {2011},
}