Haningrum, Vianur, and Y. Djoko Sukoco. 2022. “Reaksi Saham LQ 45 Terhadap Peristiwa Pengumuman Pasien Pertama Virus Varian Omicron Di Indonesia”. Jurnal E-Bis 6 (2), 581-94. https://doi.org/10.37339/e-bis.v6i2.999.