T. A. S. K. and A.K. Biswas, “Efficacy of Novel Phosphatic Fertilizer Derived from Sagar Rock Phosphate”, JISSS, vol. 62, no. 4, Mar. 2015, Accessed: Oct. 25, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/JISSS/article/view/47178