1.
Andi Dwi Wulandari, Muh. Ichwan Musa, Nurman, Anwar Ramli, Hety Budiyanti. Analysis of Investment Risk and Share Return in Coal Mining Companies Listed on IDX for The Period 2019-2021. ECBIS [Internet]. 2023 May 8 [cited 2026 Jan. 19];1(4):247-56. Available from: https://ecbis.net/index.php/go/article/view/34