BALOLA, Yasir Musa; HAMED, Mahgoub Abdalla. The Role of the Cost Method Based on Specifications in Supporting the Competitiveness of the Industrial Sector of Poultry Companies’ A Field Study on Arab Poultry Company-Khartoum. Journal of Economic, Administrative and Legal Sciences, New Mexico, United States, v. 5, n. 20, p. 119–103, 2021. DOI: 10.26389/AJSRP.M290621. Disponível em: https://www.ajsrp.ojsexpert.com/index.php/jeals/article/view/4318. Acesso em: 20 dec. 2025.