S. Michaelraj, and R.K. Sharma. “Fumigant toxicity of neem formulations against Sitophilus oryzae and Rhyzopertha dominica”. International Journal of Agricultural Technology, vol. 2, no. 1, June 2006, pp. 1-16, https://li04.tci-thaijo.org/index.php/IJAT/article/view/9231.