Niroula, B, and K LB Singh. “CONTRIBUTION TO AQUATIC MACROPHYTES OF BIRATNAGAR AND ADJOINING AREAS, EASTERN NEPAL”. Ecoprint: An International Journal of Ecology 17 (January 18, 2011): 23–34. Accessed January 13, 2026. https://nepjol.info/index.php/ECO/article/view/4101.