S. K. Nandal, B. K. Beheral, D. Beheral, A. K. Goel, and P. L. Pradhan. “Efficacy of Sprayers Against Pests in Paddy Crop”. Journal of Agricultural Engineering (India) 45, no. 4 (December 30, 2008): 9–14. Accessed June 4, 2026. https://pub.isae.in/index.php/jae/article/view/3282.