ELAYARAJA, D., and R. SINGARAVEL. “EFFECT OF ORGANIC WASTES AND NPK LEVELS ON THE NUTRIENT UPTAKE AND YIELD OF GROUNDNUT IN COASTAL SANDY SOIL”. Annals of Agricultural Research, vol. 30, no. 1&2, Mar. 2014, https://epubs.icar.org.in/index.php/AAR/article/view/42467.