R.K. SARKAR, D. SHIT, and S. MAITRA AND, “Competition functions, productivity and economics of chickpea (Cicer arietinum)-based intercropping system under rainfed conditions of Bihar plateau”, IJA, vol. 45, no. 4, p. 45_4 , Oct. 2001, doi: 10.59797/ija.v45i4.3429.