@article{oai:repository.dl.itc.u-tokyo.ac.jp:00034102, author = {笠原, 慶一}, issue = {1}, journal = {東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo}, month = {Apr}, note = {application/pdf}, pages = {71--79}, title = {7. Experimental Studies on the Mechanism of Generation of Elastic Waves II}, volume = {31}, year = {1953} }