Sharma GP, Sapkota RP, Mool E, Gurung T, Maskey Byanju R. Status of Air Pollution over the Last Three Decades in Thimphu City, Bhutan. J. Inst. Sci. Tech. [Internet]. 2021 Jun. 17 [cited 2024 Apr. 23];26(1):119-27. Available from: https://nepjol.info/index.php/JIST/article/view/37839