عباس مقدس عبد الكاظم. The role of lean manufacturing system in improving the performance of operations A case study in the Southern Cement General Company (Old Kufa Cement Plant). Journal of the College of Education for Girls for Humanities, Kufa, Najaf, IRAQ, v. 4, n. 24, p. 393–417, 2019. DOI: 10.36327/ewjh.v4i24.9097. Disponível em: https://journal.uokufa.edu.iq/index.php/ewjh/article/view/9097. Acesso em: 24 jul. 2026.