S. LENKA, et al. “ Effect of Irrigation Scheduling and Different Levels of Zinc and Boron on Yield, Economics, Water Productivity and Nutrient Uptake in Aerobic Rice (Oryza Sativa)”. Indian Journal of Agronomy, vol. 64, no. 3, Oct. 2001, pp. 330-5, https://doi.org/10.59797/ija.v64i3.5279.