S. MUHAMMAD, B.; M. ABDULLAH, K.; M. ALI, I. Estimation of the Production Function of Making Bricks and Their Efficiency for the Period 2014-2018. TANMIYAT AL-RAFIDAIN, [S. l.], v. 42, n. 139, p. 132–151, 2023. DOI: 10.33899/tanra.2023.180479.1299. Disponível em: https://tanmiyat.uomosul.edu.iq/index.php/tanmiyat/article/view/29505. Acesso em: 7 sep. 2025.