Purwati, Suci, and Eri Novari. “Strategic CRM Approaches for Strengthening Customer Loyalty and Satisfaction”. Journal of Economicate Studies 7, no. 1 (June 30, 2023): 23–35. Accessed June 7, 2026. https://www.journal.islamicateinstitute.co.id/index.php/joes/article/view/848.