Yadav PN, Rajbhandari P, Shrestha KK. Estimation of Concentration of K-40 by Gamma Spectroscopy and Atomic Emission Spectroscopy in the Environmental Samples of Northern Kathmandu Valley. J. Nepal Chem. Soc. [Internet]. 2013 Dec. 5 [cited 2024 Aug. 16];29:75-80. Available from: https://nepjol.info/index.php/JNCS/article/view/9255