Abdullah, L., Garg, H., Awang, N. A., Mohd Pauzi, H. and Hashim, H. (2022) “Non-Pharmaceutical Intervention Strategies to Respond to the COVID-19 Pandemic: Preference Ranking Method”, Operational Research in Engineering Sciences: Theory and Applications, 5(3), pp. 108-130. doi: 10.31181/oresta051022076a.