Lakatua, Robbi Djefri, Jondry Adrin Hetharie, and Kiz Inalessy Manuhutu. 2025. “Application of Single Exponential Smoothing for Sales Forecasting: A Data-Driven Approach to Demand Management”. Public Policy : Jurnal Aplikasi Kebijakan Publik Dan Bisnis 6 (2):373-90. https://unidjar.id/index.php/ppj/article/view/223.