Pollak, H.; Mattos, M. & Uhl, C. 1995. Leia também:Logging along the Amazon river and estuary: patterns, problems and potential.Brazil's rural land tax: a mechanism to promote sustainable land uses in the Amazon.
Pollak, H.; Mattos, M. & Uhl, C. 1995.Pollak, H.; Mattos, M. & Uhl, C. 1995.