Majumder, Ahmad Kamruzzaman, V Krishna Murthy, Sanjay Nath Khanal, and Dhiraj Giri. “NO<sub>2</Sub> Concentration in Banepa Valley, Nepal”. Kathmandu University Journal of Science, Engineering and Technology 4, no. 1 (March 10, 2010): 1–11. Accessed July 3, 2024. https://nepjol.info/index.php/KUSET/article/view/2878.