Al-Zaidi, Waleed Ali Hussein. “THE ROLE OF OPERATIONAL EXCELLENCE DIMENSIONS IN ENHANC-ING OIL AND GAS SUPPLY CHAIN EFFICIENCY- CASE STUDY IN NORTH OIL COMPANY”. Management Theory and Studies for Rural Business and Infrastructure Development 47, no. 1 (March 28, 2025): 124–142. Accessed April 3, 2025. https://ejournals.vdu.lt/index.php/mtsrbid/article/view/6646.