Pradhan, Upendra Man Singh, and Shardesh Raj Sharma. “Palynological Study of Pre-Siwalik Sediments in Sub-Himalaya of Central Nepal”. Journal of Nepal Geological Society 28 (November 2, 2003): 63–67. Accessed July 18, 2024. https://nepjol.info/index.php/JNGS/article/view/31764.