Dwivedi, R. K., Shukla, S. K., Shukla, C. P., Misra, P. K. and Seth, M. K. (2009) “Cyanophycean Flora 0f Southern Himanchal Pradesh, India”, Ecoprint: An International Journal of Ecology, 15, pp. 29–36. doi: 10.3126/eco.v15i0.1939.