احمد عبد الله امانة الشمري. Knowledge management and its impact on achieving sustainable competitive advantage - an exploratory study of the opinions of a sample of Zain Telecommunications Company managers. IJAS [Internet]. 2025 Jan. 15 [cited 2025 Jan. 18];10(39):276-311. Available from: https://mail.journals.uokerbala.edu.iq/index.php/ijas/article/view/2999