Suryadi, Elvina Cahya, and Nungky Viana Feranita. “DAMPAK COVID-19 TERHADAP ABNORMAL RETURN DAN VOLUME PERDAGANGAN SAHAM”. RELASI : JURNAL EKONOMI 18, no. 1 (January 8, 2022): 160-181. Accessed November 24, 2024. https://jurnal.itsm.ac.id/index.php/relasi/article/view/529.