Prakash, J. et al. 2010. Morphotaxonomy of fresh water Chlorophycean algae (Desmids) from Siddharth Nagar, U.P., India. Ecoprint: An International Journal of Ecology. 12, (Jun. 2010), 21–25. DOI:https://doi.org/10.3126/eco.v12i0.3193.