Samat, N.A. and Awang, A.C. 2018. The Discrete Time-Space SIR-SI Age-Structured Model for Leptospirosis. International Journal of Engineering & Technology. 7, 4.30 (Nov. 2018), 484–487. DOI:https://doi.org/10.14419/ijet.v7i4.30.22374.