Parcha, Suraj K. “Biostratigraphy and Biogeography of the Tethyan Cambrian Sequences of the Zanskar Ladakh Himalaya and of Associated Regions”. Himalayan Journal of Sciences 2, no. 4 (February 14, 2008): 216. Accessed December 14, 2025. https://nepjol.info/index.php/HJS/article/view/908.