Ardiyansyah Saad Yatim, Elang Pramudya Wijaya. Air Quality Improvement in COVID-19 Pandemic: Numerical Study of ventilation system in a classroom. CFD Lett. [Internet]. 2023 Jan. 13 [cited 2024 May 6];15(1):26-38. Available from: https://semarakilmu.com.my/journals/index.php/CFD_Letters/article/view/809