SHWETA, SHWETA, et al. “Improving Wheat Productivity in Rice (Oryza sativa)–wheat (Triticum Aestivum) Cropping System through Crop Establishment Methods*”. The Indian Journal of Agricultural Sciences, vol. 81, no. 2, Feb. 2011, https://doi.org/10.56093/ijas.v81i2.4004.