RABBANI, M. Azzam. The Effect of Customer Relationship Management on Customer Retention at KMU Gresik Eye Clinic. International Journal of Review Management Business and Entrepreneurship (RMBE), [S. l.], v. 2, n. 2, p. 152–159, 2022. DOI: 10.37715/rmbe.v2i2.3409. Disponível em: https://ojs.somebut.my.id/index.php/RMBE/article/view/3409. Acesso em: 19 feb. 2026.