Walker, R.; Drzyzga, S. A.; Li, Y.; Qi, J.; Caldas, M.; Arima, E. & Vergara, D. 2004. Leia também:Wildifires in Amazonia: a pilot study examining the role of farming systems, social capital, and fire contagion.Forest Management in the Brazilian Amazon: risks and opportunities.
Walker, R.; Drzyzga, S. A.; Li, Y.; Qi, J.; Caldas, M.; Arima, E. & Vergara, D. 2004.