Sorahian, S. and Keshtmand, Z. (2016) “Study the Relationship Oriented Marketing and Customer Loyalty Sport Places on Kermanshah Province and Providing Model”, International Academic Journal of Business Management, 3(2), pp. 119–126. Available at: https://iaiest.com/iaj/index.php/IAJBM/article/view/IAJBM1610037 (Accessed: 27 October 2026).