@article{BraukaemperKirschtPlatteetal.2006,
  author    = {Ulrich Brauk{\"a}mper and Holger Kirscht and Editha Platte and Heinrich Thiemeyer},
  title     = {Systems of Land Use in the Firgi Plains of the Chad Basin},
  journal   = {Berichte des Sonderforschungsbereichs 268},
  volume    = {2},
  pages     = {43 -- 51},
  year      = {2006},
}