T. Sakai, A. P. Gajurel, H. Tabata, and B. N. Upreti, “Small-amplitude lake-level fluctuations recorded in aggrading deltaic deposits of the Upper Pleistocene Thimi and Gokarna formations, Kathmandu Valley, Nepal”, Journal of Nepal Geological Society, vol. 25, pp. 43–51, Dec. 2001.