GIRMA, G.; IDEA, D. .; WOLTEJI CHALA, B. Economic Efficiency and Its Determinants of Smallholder Sorghum Producers: The Case of Hidabu Abote District, Ethiopia. African Journal of Economic and Business Research, [S. l.], v. 2, n. 2, 2023. Disponível em: https://journals.hu.edu.et/hu-journals/index.php/ajebr/article/view/814. Acesso em: 19 sep. 2024.