Oluwaseun Olumide Okundalaye , Wan Ainun Mior Othman. 2020. “Optimal Homotopy Analysis Method for Fractional-Order Gradient Based Dynamic System Generated by Optimization Problem”. International Journal of Advanced Science and Technology 29 (10s), 631 -46. http://sersc.org/journals/index.php/IJAST/article/view/14476.