T. Rambabu, P. Raghuram, P. Sankara Pitchaiah, and P. A.R.K Raju, “Integrated Management of Kovvada Kalva Watershed, West Godavari District, A.P., India using Remote Sensing & GIS”, IJET, vol. 7, no. 3.31, pp. 80–85, Aug. 2018, doi: 10.14419/ijet.v7i3.31.18208.