RAJESH KUMAR, B.R.D. GUPTA, B. ATHIYAMAN, K.K. SINGH, and R.K. SHUKLA. “Stepwise Regression Technique to Predict Pigeonpea Yield in Varanasi District”. Journal of Agrometeorology, vol. 1, no. 2, Dec. 1999, pp. 183-6, doi:10.54386/jam.v1i2.351.