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 Journal of Administrative and Economic Sciences, [S. l.], v. 22, n. 73 part 1, p. 230–258, 2026. DOI: 10.25130/tjaes.22.73.1.12. Disponível em: https://www.tjaes.org/index.php/tjaes/article/view/2365. Acesso em: 24 oct. 2026.