BIDABAD, Bijan; SHERAFATI, Mahshid; MOHAMMADI, Roohollah. Operational and Efficient Production Functions: Measuring Efficiency in Abyek Cement Factory. International Journal of Business and Management Future, [S. l.], v. 3, n. 1, p. 38–50, 2019. DOI: 10.46281/ijbmf.v3i1.302. Disponível em: https://www.cribfb.com/journal/index.php/ijbmf/article/view/302. Acesso em: 16 jun. 2025.