R.L. CHOUDHARY, and U.K. BEHERA. “Effect of Sequential Tillage Practices and N Levels on Energy Relations and Use- Efficiencies of Irrigation Water and N in Maize (Zea mays)wheat (Triticum Aestivum) Cropping System”. Indian Journal of Agronomy, vol. 58, no. 1, Oct. 2001, pp. 27-34, https://doi.org/10.59797/ija.v58i1.4163.