Ananda Rizky, et al. “THE EFFECT OF BRAND IMAGE, DISCOUNTS, CUSTOMER ADVOCATE, AND LOYALTY PROGRAMS ON CUSTOMER LOYALTY OF TELKOMSEL USERS IN LHOKSEUMAWE CITY”. International Journal of Social Science, Educational, Economics, Agriculture Research and Technology (IJSET), vol. 4, no. 12, Sept. 2025, pp. 3502-10, doi:10.54443/ijset.v4i12.1172.