Jibrin, Sanusi Alhaji, Abdulhameed Ado Osi, and Shukurana Shehu. “Developing Exp-FIGARCH Hybrid Models for Time Series Modelling”. Dutse Journal of Pure and Applied Sciences 10, no. 1c (April 24, 2024): 83–95. Accessed September 27, 2026. https://www.ajol.info/index.php/dujopas/article/view/269183.