U. S. SAIKIA, B. VENKATSWARLU, G.G.S.N. RAO, G. R. KORWAR, V.U.M. RAO, N. N. SRIVASTAVA, U. K. MANDAL, B. GOSWAMI and MANORANJAN KUMAR (2011) “Estimating wheat productivity for north western plain zone of India in relation to spatial-thermal variation”, Journal of Agrometeorology, 13(1), pp. 9–16. doi: 10.54386/jam.v13i1.1327.