Shaymaa Hussein Othman, Serwan Latif Haji. The Role of Sustainable Marketing Strategies in Achieving Competitive Advantage: An Analytical Study of the Opinions of a Sample of Managers in Soft Drink Companies in Erbil. Tikrit J. Admin. Econ. Sci. [Internet]. 2026 Mar. 31 [cited 2026 Aug. 29];22(73 part 1):230-58. Available from: https://www.tjaes.org/index.php/tjaes/article/view/2365