Islam, Saiful, and Chandra Nath Podder. “A Mathematical Analysis of the Dynamics of Chikungunya Virus Transmission”. GANIT: Journal of Bangladesh Mathematical Society 41, no. 1 (October 5, 2021): 41–61. Accessed May 26, 2022. https://banglajol.info/index.php/GANIT/article/view/55025.