Sigdel, Ashok, and Tetsuya Sakai. 2013. “Petrography of Miocene Siwalik Group Sandstones, Karnali River Section, Nepal Himalaya: Implications for Source Lithology and Tectonic Setting”. Journal of Nepal Geological Society 46 (December):95–110. https://doi.org/10.3126/jngs.v46i0.31587.