SANSUDDIN, N.; NORDIN, S. M. Assessment of PM10 and PM2.5 Concentrations at Different Floor Levels of USM Health Campus’s Library. Journal of Energy and Safety Technology (JEST), [S. l.], v. 5, n. 1, p. 63–72, 2022. DOI: 10.11113/jest.v5n1.105. Disponível em: https://jest.utm.my/index.php/jest/article/view/105. Acesso em: 5 jul. 2022.