Kristi Indriyani, Ewhidar Ewhidar, Shirley Wijaya. Financial Performance of Nickel Companies Before and After the Nickel Ore Export Ban Regulation. ICMEB [Internet]. 2024 Dec. 29 [cited 2025 Apr. 20];1(1):269-83. Available from: https://prosiding.arimbi.or.id/index.php/ICMEB/article/view/91