TY  - BOOK
AU  - Kanai, Kiyoshi.
AU  - Yoshizawa, Shizuyo, coaut.
ED  - Earthquake Research Institute (Japón).
TI  - amplitude and the period of earthquake motions. II / by Kiy-oshi Kanai and Shizuyo Yoshizawa
CY  - Tokyo : Earthquake Research Institute
ER  -