1.
Mohamad Zainizam NA, Mohd Safuan H. A SIR Model Assumption for the Spread of COVID-19 with the Effects of Vaccination. EKST [Internet]. 2022 Aug. 3 [cited 2026 Aug. 15];2(1):231-40. Available from: https://periodical.uthm.edu.my/index.php/ekst/article/view/5437