Diansari, N., Abdullah, M. F., & Syaifullah, Y. . (2021). ANALISIS PERBEDAAN RETURN SAHAM DAN VOLUME PERDAGANGAN SAHAM SAAT PANDEMI DIBANDING SEBELUM PANDEMI COVID-19 DI INDONESIA. Jurnal Ilmu Ekonomi JIE, 5(1), 155–170. https://doi.org/10.22219/jie.v5i1.14134