Gautam, Pitambar, and Satoshi Koshimizu. “Zircon and Apatite Fission-Track Dating of the Ampipal Alkaline Massif, the Nepal Lesser Himalaya”. Journal of Nepal Geological Society 7 (July 1, 1991): 1–8. Accessed November 24, 2024. https://nepjol.info/index.php/JNGS/article/view/32571.