AHMAN, Queeneth Ojoma, Ndidiamaka Edith DIDUGWU, Chinedu Stephene UGWU, Vincent Ikechukwu EZAEGU, and Godwin Christopher Ezike MBAH. 2023. “SOLUTION OF A LARGE EVD COMPARTMENTAL MODEL SYSTEM USING HOMOTOPY PERTURBATION METHOD”. International Research Journal of Applied Sciences, Engineering and Technology 9 (6):29-43. https://cirdjournals.com/index.php/irjaset/article/view/1159.