SAMI I.M.N. GABIR, et al. “Effect of Conservation Practices and Fertilizer on Sorghum (Sorghum Bicolor) Yield under Rainfed Conditions of Northern India”. Indian Journal of Agronomy, vol. 59, no. 2, Oct. 2001, pp. 301-5, https://doi.org/10.59797/ija.v59i2.4556.