Rafenda, Samuel, and Bilson Simamora. “The Power of Influencers to Influence followers’ Purchase Willingness: The Case of @titantyra”. Jurnal Ekonomi Perusahaan 29, no. 2 (September 22, 2022): 15–28. Accessed October 25, 2025. https://jurnal.kwikkiangie.ac.id/index.php/JEP/article/view/886.