@article{oai:repository.dl.itc.u-tokyo.ac.jp:00033821, author = {Kanai, Kiyoshi and Yoshizawa, Shizuyo}, issue = {3}, journal = {東京大學地震研究所彙報 = Bulletin of the Earthquake Research Institute, University of Tokyo}, month = {Dec}, note = {application/pdf}, pages = {477--489}, title = {15. On the Period and the Damping of Vibration in Actual Buildings}, volume = {39}, year = {1961} }