“PENINGKATAN PANGSA PASAR PADA BISNIS KEDAI KOPI MELALUI CUSTOMER LOYALTY”. E-Jurnal Manajemen Trisakti School of Management (TSM) 4, no. 3 (January 31, 2025): 91–104. Accessed September 22, 2026. https://www.jurnaltsm.id/index.php/EJMTSM/article/view/2669.