HALIM, Herni. Road Traffic Noise Levels at Different Types of Residential Areas in Nibong Tebal, Penang. International Journal of Integrated Engineering, [S. l.], v. 11, n. 1, 2019. Disponível em: https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/4285. Acesso em: 7 apr. 2026.