Deka, J., Tripathi, O. P. and Khan, M. L. (2011) “A multi-temporal remote sensing approach for monitoring changes in spatial extent of freshwater lake of Deepor Beel Ramsar Site, a major wetland of Assam”, Journal of Wetlands Ecology, 5, pp. 40–47. doi: 10.3126/jowe.v5i0.4696.