MODELING OF VOLATILITY OF INTEREST AND TREASURY BILL RATES USING ARCH / GARCH FAMILY MODELS AND THEIR EFFECT ON PENSION FUND. International Journal of Engineering Sciences & Management Research, [S. l.], v. 4, n. 11, p. 53–73, 2017. Disponível em: https://ijesmr.com/index.php/ijesmr/article/view/432. Acesso em: 4 feb. 2026.