Assyamsi A, Agustina N, Fauziah Ani, Manaf C. Determination of Stock Option Prices Using the Black Scholes Method On Stocks Listed On the Jakarta Islamic Index for The Period 2021 - 2022. jstard. 2023;5(1):66-72. Accessed March 12, 2026. https://penerbit.uthm.edu.my/ojs/index.php/jstard/article/view/14902