[1]
U. Strassburg, N. M. de Oliveira, C. A. Piacenti, and M. Piffer, “Notes on aggregate agricultural production function of the state of Paraná”, Rev. Polit. Agric., vol. 23, no. 3, pp. 18–28, Nov. 2014, Accessed: Sep. 20, 2026. Available: https://rpa.sede.embrapa.br/RPA/article/view/939