Arumningtyas, Felinda, Alan Prahutama, and Puspita Kartikasari. 2021. “Value-At-Risk Analysis Using ARIMAX-GARCHX Approach For Estimating Risk Of Bank Central Asia Stock Returns”. Jurnal Varian 5 (1), 71 - 80. https://doi.org/https://doi.org/10.30812/varian.v5i1.1474.