Kolawole, M., B. Akin-Awoniran, K. Odeyemi, A. Adigun, M. Ibrahim, and F. Oladejo. “ON THE NUMERICAL SIMULATION OF THE EFFECT OF VACCINE ON MEASLES USING VARIATIONAL ITERATION METHOD”. Jurnal Diferensial, Vol. 6, no. 1, Jan. 2024, pp. 16-28, doi:10.35508/jd.v6i1.11954.