@article{article5dbec7cd,
title   = {Ranching and the new global range: Amazônia in the 21st century},
author = {Walker, Robert and Browder, John and Arima, Eugenio and Simmons, Cynthia and Pereira, Ritaumaria and Caldas, Marcellus and Shirota, Ricardo and De Zen, Sérgio},
year = {2009},
doi = {10.1016/j.geoforum.2008.10.009},
journal   = {Geoforum}
}