Cantagalo, Michel. “The First Records on the Socioenvironmental Degradation in the Amazon: The Amazon Depression After the First Cycle of Rubber (1920-1940) in the Data of the Brazilian General Censuses”. Revista Hipótese 6 (January 1, 2020): 127–152. Accessed July 9, 2026. https://revistahipotese.editoraiberoamericana.com/revista/article/view/63.