SRIVASTAVA , H.N. , RAY, K.C.S. and BHATTACHARYA, S.N. 1994. STRANGE AT TRACTOR DIMENSION OF SURFACE RADIO REFRACTIVITY OVER INDIAN STATIONS. MAUSAM. 45, 2 (Apr. 1994), 171–176. DOI:https://doi.org/10.54302/mausam.v45i2.2074.