FETTOUHI KHADIDJA, DOUCH LEILA. The Impact of the Coronavirus Pandemic on Financial Markets Returns - A Study of a Sample of Middle Eastern and North African Countries Using the GJR GARCH Model. European Economic Letters (EEL), [S. l.], v. 14, n. 4, p. 121–128, 2024. Disponível em: https://www.eelet.org.uk/index.php/journal/article/view/2101. Acesso em: 18 jan. 2026.