ElElimy, Sara, and Samir Moustafa. “Big Data in Telecom Industry: Effective Predictive Techniques on CDRs”. EAI Endorsed Transactions on Smart Cities 4, no. 11 (June 4, 2020): e1. Accessed May 3, 2024. https://publications.eai.eu/index.php/sc/article/view/1132.