MEENAKSHI GUPTA, et al. “Productivity, Nutrient Uptake and Economics of Wheat (Triticum Aestivum) under Various Tillage and Fertilizer Management Practices”. Indian Journal of Agronomy, vol. 52, no. 2, Oct. 2001, pp. 127-30, https://doi.org/10.59797/ija.v52i2.4907.