Pokhrel R. Dynamics of Air Pollution and its Dispersion in a Topographically Constrained Urban Area: A Case Study of Kathmandu Valley. Pokhara Eng. Coll. J. [Internet]. 2026 Apr. 29 [cited 2026 May 4];3(1):17-39. Available from: https://nepjol.info/index.php/pecj/article/view/93523