SRIVASTAVA , H. N., K. C. SINHA RAY, and S. N. BHATTACHARYA. “STRANGE AT TRACTOR DIMENSION OF SURFACE RADIO REFRACTIVITY OVER INDIAN STATIONS”. MAUSAM 45, no. 2 (April 1, 1994): 171–176. Accessed November 22, 2024. http://103.215.208.102/index.php/MAUSAM/article/view/2074.