@article{Gebauer2006,
  author    = {Thomas Gebauer},
  title     = {Facettes of terrace-building in the culture of the Pero, Longuda and Tula people in north-eastern Nigeria},
  journal   = {Berichte des Sonderforschungsbereichs 268},
  volume    = {8},
  pages     = {125 -- 127},
  year      = {2006},
}