NIRANJAN, S. ., BANERJEE, S. K. ., RAO , P. R. . and KUNDU, S. K. (1990) “On relation between radar super-refraction echoes and height of ducting layers along west coast of India”, MAUSAM, 41(4), pp. 81–86. doi: 10.54302/mausam.v41i4.2789.