Team, Support. “Modeling the Transmission Dynamics of the COVID-19 Outbreak in Thailand: Ekkachai Thawinan, Somchai Sriyab”. Thai Journal of Mathematics 18, no. 4 (December 1, 2020): 1907–1915. Accessed April 28, 2024. https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/1112.