@article{JeltschGroeneveldWisseletal.2005,
  author    = {Jeltsch, Florian and Groeneveld, J{\"u}rgen and Wissel, Christian and Wucherer, W. and Dimeyeva, L.},
  title     = {Seed dispersal by cattle may cause shrub encroachment of Grewia flava on southern Kalahari rangelands},
  isbn      = {3-86537-386-0},
  year      = {2005},
  language  = {en}
}