Bhattacharya, N. “Clay Mineralogy and Trace Element Geochemistry of Subathu, Dharmsala and Siwalik Sediments in Himalayan Foothills of Northwest India”. Journal of Geological Society of India 11, no. 4 (December 1, 1970): 309–332. Accessed September 20, 2024. https://geosocindia.com/index.php/jgsi/article/view/61046.