Maymand, Mohammad Mahmoudi, Ali Kazemi, and Nazanin Sadat Fatehi. “Study of Effective Relationship Marketing on Service Quality Provided and Loyalty Customers (Case Study: Tehran Shahrvand Chain Stores)”. International Review of Management and Marketing 7, no. 3 (July 12, 2017): 165–170. Accessed April 19, 2024. https://econjournals.com/index.php/irmm/article/view/4957.