SARMAH SK, SHABONG E. Temporal variations of tS /tP ratios before and after Koyna earthquake of 10 December 1967 and calculation of its magnitude. MAUSAM [Internet]. 1979Apr.1 [cited 2024Sep.19];30(2 & 3):301-4. Available from: http://103.215.208.102/index.php/MAUSAM/article/view/3034