Mixed-Method Assessment of Indoor Environmental Quality in an Educational Multipurpose Hall: A Case Study of Dewan Jubli Perak, Politeknik Ungku Omar. International Journal of Mechanical and Sustainability Engineering Technology, [S. l.], v. 9, n. 1, p. 1–13, 2026. Disponível em: https://uniexpertsacademy.com/index.php/IJMSET/article/view/29. Acesso em: 24 jul. 2026.