Shalih ADZZN, Fitro A, Thahirrah NN. Forecasting the Stock Price of PT Astra International Tbk on the Indonesia Stock Exchange Using the Single Exponential Smoothing Method Historical Data 2020–2025. J. Econ. Manag. [Internet]. 2026 Jul. 31 [cited 2026 Oct. 22];4(3):753-67. Available from: https://ejournal.publine.or.id/index.php/ecoma/article/view/587