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Amazonien : Atlantis der Zukunft
Hopp, Werner, (1954)
Man's impact on forests and rivers
Hemming, John, (1985)
O pacto amazônico
Chaves, Omar Emir, (1979)
Campa subsistence in the Gran Pajonal, Eastern Peru
Denevan, William M., (1971)
The native population of the Americas in 1492
Denevan, William M., (1976)
The aboriginal cultural geography of the Llanos de Mojos of Bolivia
Denevan, William M., (1966)