Value-At-Risk Analysis Using ARIMAX-GARCHX Approach For Estimating Risk Of Bank Central Asia Stock Returns. Jurnal Varian, [S. l.], v. 5, n. 1, p. 71–80, 2021. DOI: 10.30812/varian.v5i1.1474. Disponível em: https://journal.universitasbumigora.ac.id/Varian/article/view/1474. Acesso em: 1 jul. 2025.