Chhetri, Sujan Singh, Samir Ghimire, and Rupesh Ramtel. “EVALUATION OF TRAFFIC NOISE LEVELS IN KATHMANDU VALLEY”. Nepalese Journal of ENT Head & Neck Surgery 10, no. 1 (June 30, 2019): 19–23. Accessed July 31, 2026. https://www.njehns.org.np/index.php/njehns/article/view/212.