M. Rafique, N. . Shahid, N. . Ahmed, T. S. . Shaikh, M. . Asif, and M. O. . Ahmad, “An Efficient Numerical Method for the Solution of the Polio Virus (Poliomyelitis) Epidemic Model with the Role of Vaccination”, Sci Inquiry Rev, vol. 4, no. 4, pp. 15–30, Dec. 2020.