Sakai, H., Fujii, R., Kuwahara, Y., Upreti, B.N. and Shrestha, S.D. 2001. Core drilling of the basin-fill sediments in the Kathmandu Valley for palaeoclimatic study: preliminary results. Journal of Nepal Geological Society. 25, (Dec. 2001), 9–18. DOI:https://doi.org/10.3126/jngs.v25i0.32038.