Yoshida, M., Gehrels, G.E., Upreti, B.N. and Rai, S.M. 2019. 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, (Jul. 2019), 107–124. DOI:https://doi.org/10.3126/jngs.v59i0.24996.