Customer Loyalty in the Fitness Club Industry: The Role of Club Communication, Customer Expectation, and Perceived Service Quality. Global Journal of Management and Business Research, [S. l.], v. 23, n. E1, p. 55–76, 2023. Disponível em: https://testing.journalofbusiness.org/index.php/GJMBR/article/view/102801. Acesso em: 4 feb. 2026.