Muraleedharan, K. K., D. P. Verma, U. R. Malvi, G. M. Nandini, G. J. Kumar, M. S. Shruthi, R. Smitha, and R. Sowmya. “A Different Approach to Soil Analysis: Indicative Studies”. Journal of Plantation Crops, vol. 41, no. 2, Aug. 2019, pp. 219-26, https://updatepublishing.com/journal/index.php/JPC/article/view/5826.