Nugraha, Harry, dan Aldy Santo Hegiarto. “MARKETING COMMUNICATION STRATEGY: Case Study of Product Marketing Communication Strategy on Riseloka.Com Website”. JPIM (Jurnal Penelitian Ilmu Manajemen) 9, no. 3 (Oktober 15, 2024): 357–363. Diakses Juni 24, 2026. https://jurnalekonomi.unisla.ac.id/index.php/jpim/article/view/2327.