Unveiling change-point detection with ARMA-GARCH models. Gulf Journal of Mathematics, [S. l.], v. 17, n. 2, p. 226–242, 2024. DOI: 10.56947/gjom.v17i2.2131. Disponível em: https://gjom.org/index.php/gjom/article/view/2131. Acesso em: 21 sep. 2026.