K. P. Tripathi, “Effect of organic acid on phosphorus-use efficiency by clusterbean (Cyamopsis tetragonoloba) in arid soil of Rajasthan”, Indian J Agri Sci, vol. 75, no. 10, Oct. 2005, Accessed: Oct. 27, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAgS/article/view/9188