Keno, T.D., Makinde, O.D. and Obsu, L.L. 2021. Optimal Control and Cost Effectiveness Analysis of SIRS Malaria Disease Model with Temperature Variability Factor. Journal of Mathematical and Fundamental Sciences. 53, 1 (Jun. 2021), 134-163. DOI:https://doi.org/10.5614/j.math.fund.sci.2021.53.1.10.