CHHABRA, M. P., R. K. S. CHAUHAN, H. N. SRIVASTAVA, and H. M. CHAUDHITRY. 1975. “The Relationship Between the Body Wave and the Local Magnitudes for Himalayan Earthquakes”. Annals of Geophysics 28 (4):381-93. https://doi.org/10.4401/ag-4909.