Regmi J, Poudyal KN, Pokhrel A, Wilson K, Aryal R. Variability of Surface Level Particulate Matterin Kathmandu and Pokhara and an Overview of Origin of Pollutants. J. Eng. Sci. [Internet]. 2022 Dec. 31 [cited 2024 Jul. 26];1(1):1-11. Available from: https://nepjol.info/index.php/jes2/article/view/58367