Nurfitra, and Ayu Sofia. “FORECASTING INDONESIAN ISLAMIC BANK (BSI) SHARE PRICES USING THE FUZZY TIME SERIES CHENG METHOD”. Parameter: Journal of Statistics 3, no. 2 (December 31, 2023): 68-75. Accessed November 21, 2024. https://bestjournal.untad.ac.id/index.php/parameter/article/view/16920.