Dewi RM, Yolanda AM. The Effect of Increasing Daily Case COVID-19 as Moderating Variable on Coal Stock Price. IJIEEM [Internet]. 2021 Dec. 10 [cited 2024 Aug. 22];3(2):91-6. Available from: https://ojs.uajy.ac.id/index.php/IJIEEM/article/view/5547