Barros, Pedro Henrique Batista de, Renato Alves de Oliveira, and Isadora Salvalaggio Baggio. “Coffee Productivity and Regional Development in Brazil”. Revista de Política Agrícola 28, no. 2 (October 7, 2019): 76. Accessed September 20, 2026. https://rpa.sede.embrapa.br/RPA/article/view/1418.