Awogbemi C, Dum ZD, Festus Oloda S, Okoza Orobosa S, Ale F. Relative Predictive Accuracy of Machine Learning-Enhanced Long Memory Volatility Models for Modeling Nigeria Energy Data. IJSTM [Internet]. 2026 Jan. 20 [cited 2026 Jan. 22];7(1):53-67. Available from: https://ijstm.inarah.co.id/index.php/ijstm/article/view/1393