1.
Suzan L, Siallagan NM. Effect of Operating Costs, Total Debt, and Sales Volume on Net Profit (Study on Coal Sub-Sector Mining Companies Listed on the Indonesia Stock Exchange for the 2017-2019 Period). Owner [Internet]. 2022Jan.1 [cited 2026Apr.29];6(1):72-84. Available from: https://owner.polgan.ac.id/index.php/owner/article/view/521