AHMED ABDULLAH AMANAH SHAMMARI. Knowledge management and its impact on achieving sustainable competitive advantage - an exploratory study of the opinions of a sample of Zain Telecommunications Company managers. Iraqi Journal for Administrative Sciences, كربلاء، جمهورية العراق, v. 10, n. 39, p. 276–311, 2025. DOI: 10.71207/ijas.v10i39.2999. Disponível em: https://mail.journals.uokerbala.edu.iq/index.php/ijas/article/view/2999. Acesso em: 19 apr. 2026.