Sudhakaran M., Kokila M., and Ravanachandar A., “Influence of Enzyme Activities on Stable Isotopes (δ13C and δ15N) and Nutrient Cycles in Semi-arid Agricultural soils”, JISSS, vol. 71, no. 2, pp. 150–158, Aug. 2023, Accessed: Oct. 26, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/JISSS/article/view/140788