Barbosa, Wescley de Freitas, and Eliane Pinheiro de Sousa. “Technological Level and Its Determinants in the Beekeeping of Ceará”. Revista de Política Agrícola 22, no. 3 (June 25, 2015): 32–47. Accessed September 20, 2026. https://rpa.sede.embrapa.br/RPA/article/view/764.