Aziza, Siti Alviatul, et al. “Strategi Marketing Public Relations Jonas Photo Dalam Mempertahankan Loyalitas Pelanggan”. Reputation: Jurnal Ilmu Hubungan Masyarakat, vol. 9, no. 3, Mar. 2025, pp. 219-28, doi:10.15575/reputation.v9i3.39160.