Vidal, E.; Johns, J.; Gerwing, J.; Barreto, P.; Uhl, C. 1997. Leia também:Rural transport in eastern Amazônia: limitations, options, and opportunities.An integrated research approach to address natural resource problems in the Brazilian Amazon.
Vidal, E.; Johns, J.; Gerwing, J.; Barreto, P.; Uhl, C. 1997.