Paudyal, K. R., Pokharel, T. P. and Paudel, L. P. (2011) “Petrography and illite crystallinity of the Lesser Himalayan metasediments, Gorkha Narayangarh section, central Nepal”, Bulletin of the Department of Geology, 14, pp. 67–76. doi: 10.3126/bdg.v14i0.5441.