Majumder, A. K., Murthy, V. K., Khanal, S. N., & Giri, D. (2010). NO<sub>2</sub> Concentration in Banepa Valley, Nepal. Kathmandu University Journal of Science, Engineering and Technology, 4(1), 1–11. https://doi.org/10.3126/kuset.v4i1.2878