Amar Singh Rathore (2023) “Soil Fertility Mapping Using GPS and GIS in Jhabua District, Madhya Pradesh, India”, Journal of the Indian Society of Soil Science, 71(3), pp. 276–286. Available at: https://epubs.icar.org.in/index.php/JISSS/article/view/145959 (Accessed: 5 June 2026).