Vijaya, S., J. Jayamal Singh, and E. Rekha. “ECO-EPIDEMIOLOGICAL PREY-PREDATOR MODEL FOR SUSCEPTIBLE-INFECTED SPECIES”. Bangmod International Journal of Mathematical and Computational Science, vol. 3, Dec. 2017, pp. 72-95, https://bangmodjmcs.com/index.php/bangmodmcs/article/view/58.