Melati, Putri, Kokom Komariah, and Resa Nurmala. “Analysis of Sales Promotion on Interest in Using Brain Academy by Ruangguru Through Consultative Selling”. Dinasti International Journal of Economics, Finance & Accounting 5, no. 3 (July 29, 2024): 2043–2052. Accessed May 3, 2025. https://dinastipub.org/DIJEFA/article/view/3038.