1.
Byanju RM, Gewali MB, Manandhar K. Low cost Passive Monitoring of Nitrogen dioxide and Sulphur dioxide in ambient air. J. Nepal Chem. Soc. [Internet]. 2012 Jul. 16 [cited 2024 Apr. 23];27(1):34-45. Available from: https://www.nepjol.info/index.php/JNCS/article/view/6439