Fujii, R., Y. Kuwahara, and H. Sakai. “Mineral Composition Changes Recorded in the Sediments from a 284-M-Long Drill-Well in Central Part of the Kathmandu Basin, Nepal”. Journal of Nepal Geological Society, vol. 25, Dec. 2001, pp. 63–69, doi:10.3126/jngs.v25i0.32053.