Muljadi, Nathania Amanda, and Sylvia Fettry Elvira Maratno. “Efektivitas Biaya Promosi Digital Dalam Meningkatkan Pendapatan Layanan Data PT XL Axiata Tbk Periode 2018-2025”. RIGGS: Journal of Artificial Intelligence and Digital Business 5, no. 2 (June 6, 2026): 6893–6903. Accessed August 24, 2026. https://journal.ilmudata.co.id/index.php/RIGGS/article/view/9713.