A. M. ALSHOMRANI, N.; G. ALHARBI, W.; M. A. ALANAZI, I.; S. M. ALYASI, L.; N. M. ALREFAEI, G.; A. AL’AMRI, S.; H. Q. ALANZI, A. HOMOTOPY PERTURBATION METHOD FOR SOLVING A NONLINEAR SYSTEM FOR AN EPIDEMIC. Advances in Differential Equations and Control Processes, v. 31, n. 3, 11 Jun. 2024.