Saikia, SK, and DN Das. “Diversity and Productivity (Chlorophyll-a and Biomass) of Periphyton on Natural and Artificial Substrates from Wetland Ecosystem”. Journal of Wetlands Ecology 5 (December 28, 2011): 1–9. Accessed April 28, 2024. https://www.nepjol.info/index.php/JOWE/article/view/4624.