Swetha, K., Varalakshmi, P., Srinivasulu, M., Keerthi, U., and Muralidhararao, D., “Effect of insecticides and fungicides on arylamidase and urease activity in paddy soils”, Int. J. Agric. Tech., vol. 17, no. 5, pp. 1985–1994, Sep. 2021.