Dao , Thanh-Dung, Van-Huy Kieu, Hong-Ngat Kieu Thi, Chi-Nguyen Nguyen, and Thu-Huyen Dinh Thi. “Some Notes on the Dynamic Behavior of COVID-19 Epidemic Disease Governed by Modified SEIR Epidemic Model With Saturated Treatment Function”. HPU2 Journal of Science: Natural Sciences and Technology 1, no. 2 (December 28, 2022): 3–23. Accessed November 23, 2024. https://sj.hpu2.edu.vn/index.php/journal/article/view/153.