Vinni Wahyuni, Elkunny Dovir Siratan. The Effect of Influencer Credibility, Visual Content, and Viral Marketing on Purchase Decision of Wardah Cosmetics on Instagram. JEMSI [Internet]. 2025 Nov. 19 [cited 2026 Apr. 24];7(2):1072-80. Available from: https://dinastirev.org/JEMSI/article/view/6755