Tajalli, Halawatun, Lisa Harsyiah, and Zulhan Widya Baskara. “Parameter Optimization Double Exponential Smoothing Using the Golden Section Method for Forecasting Closing Stock Price Pt. Telkom Indonesia (persero)”. Semeton Mathematics Journal 1, no. 1 (April 30, 2024): 15–23. Accessed November 22, 2024. https://eigen.unram.ac.id/index.php/semeton/article/view/205.