Rai, Shiva K, and Ram K Rai. “Some Bacillariophycean Algae from Biratnagar, Nepal”. Ecoprint: An International Journal of Ecology 12 (June 15, 2010): 71–76. Accessed March 29, 2024. https://www.nepjol.info/index.php/ECO/article/view/3202.