Yoshida, Masaru, George E. Gehrels, Bishal N. Upreti, and Santa M. Rai. “Early Paleozoic Zircon Ages of the Higher Himalayan Gneisses of the Everest Region and Their Pan-African/Proto-Himalayan Orogenic Signature”. Journal of Nepal Geological Society 59 (July 25, 2019): 107–124. Accessed April 27, 2024. https://www.nepjol.info/index.php/JNGS/article/view/24996.