Kumar, Gulshan, Punam Kumari, Arvind Kumar, Sangeeta Prasher, and Mukesh Kumar. “A Study of Radon and Thoron Concentration in the Soils Along the Active Fault of NW Himalayas in India”. Annals of Geophysics 60, no. 3 (May 5, 2017): S0329. Accessed April 27, 2024. https://www.annalsofgeophysics.eu/index.php/annals/article/view/7057.