JAJUGA, K. From duration analysis to GARCH models – An approach to systematization of quantitative methods in risk measurement. Economics and Business Review, [S. l.], v. 2, n. 3, p. 7–19, 2016. DOI: 10.18559/ebr.2016.3.2. Disponível em: https://journals.ue.poznan.pl/ebr/article/view/255. Acesso em: 3 jul. 2024.