Tamrakar, N.K. and Gurmaita, H.N. 2001. Textural and compositional variation of sand along the Manahara-Bagmati river basin, Kathmandu Valley. Journal of Nepal Geological Society. 23, (Dec. 2001), 27–36. DOI:https://doi.org/10.3126/jngs.v23i0.31865.