Adi AA, Adimani WE, Adda SP. MODELLING VOLATILITY OF SUB-INDICES RETURNS OF NIGERIAN STOCK EXCHANGE USING GARCH MODEL. EER [Internet]. 2023 Dec. 30 [cited 2026 Jun. 24];6(2):116-34. Available from: https://ojs.umt.edu.pk/index.php/eer/article/view/1349