Items where Author is "Chopra, S. D."

Singh, B. M. ; Singh, S. J. ; Chopra, S. D. (1978) Reflection and reaction of SH waves at the plane boundary between two laterally and vertically hetrogeneous solids Acta Geophysica Polonica, 26 (3). pp. 209-216. ISSN 0001-5725

Singh, B. M. ; Singh, S. J. ; Chopra, S. D. ; Gogna, M. L. (1976) On Love waves in laterally and vertically heterogeneous layered media Geophysical Journal of the Royal Astronomical Society , 45 (2). pp. 357-370. ISSN 0016-8009