L. . Purnawan, U. Ulfah, C. Rismanto, A. . Krisnha, W.A.N, F. Sari Siahaan, and S. Sutomo, “Driving Brand Evangelism through Social Media Marketing Activities and Experiential Marketing: The Roles of Customer-Based Brand Equity and Customer Engagement ”, OIKONOMIA, vol. 22, no. 2, pp. 125–144, Aug. 2026.