M. Prabhavathi, R.N. Adhikari, A. Raizada, H. Biswas, P. Mohan Kumar, B.S. Naik, and W. Muralidhar. 2023. “Identification of Soil Fertility Constraints Using GIS for Sustainable Crop Production in the Watershed of Semi-Arid Tropics”. Journal of the Indian Society of Soil Science 71 (2): 159-71. https://epubs.icar.org.in/index.php/JISSS/article/view/140789.