Hasdiansa, Ilma Wulansari. “Infiltrating Consumers’ Minds: The Effectiveness of Soft Selling in Digital Product Viral Marketing Strategies”. OASE: Multidisciplinary and Interdisciplinary Journal 2, no. 2 (November 28, 2025): 14–19. Accessed June 3, 2026. https://journal.oaseinstitute.org/index.php/OASE/article/view/158.