Sayuti, Atkhmad Fauzi, Kiran Iqbal, and Zainab Ali. “The Influence of Personalized Marketing on Customer Engagement and Customer Lifetime Value”. Journal Markcount Finance 3, no. 2 (April 13, 2025): 123–135. Accessed June 23, 2025. http://journal.ypidathu.or.id/index.php/jmf/article/view/2064.