ALI, K. E. .; SAMAD, Q. A Metafrontier Production Function for Estimation of Technical Efficiencies of Wheat Farmers under Different Technologies. Journal of Asian Scientific Research, [S. l.], v. 3, n. 9, p. 933–944, 2013. Disponível em: https://archive.aessweb.com/index.php/5003/article/view/3545. Acesso em: 23 feb. 2024.