@article{Tietze2009,
  author    = {Wolf Tietze},
  title     = {Westermann Lexikon der Geographie},
  journal   = {Geographische Revue : Zeitschrift f{\"u}r Literatur und Diskussion},
  volume    = {8},
  number    = {2},
  pages     = {37 -- 43},
  year      = {2009},
}