Pramadita RM, Rizal NA. Risk Analysis Using Value at Risk Method on Bitcoin and JKSE Period 2017-2019. Almana [Internet]. 2020 Dec. 17 [cited 2025 Dec. 25];4(3):329-33. Available from: https://journalfeb.unla.ac.id/index.php/almana/article/view/1434