Hendrawan R, Laksana GT, Aminah W. Can The IDX Be Hegded ? : Comparison of Black Scholes Option Model And Garch Option Model Using Long Strangle Strategy. jmi [Internet]. 2020 Dec. 28 [cited 2025 Mar. 9];20(3):252-9. Available from: https://journals.telkomuniversity.ac.id/ijm/article/view/3521