TY JOUR TI Hydroacoustic effects in the 2003 Tokachi-oki tsunami source KW Tsunami source KW bottom earthquake KW water compressibility KW dynamic bottom deformation KW numerical simulation KW ocean-bottom pressure gauges KW ocean-bottom seismometers KW spectrograms JO Russian Journal of Earth Sciences AU Bolshakova, A.. AU Inoue, S.. AU Kolesov, S.. AU Matsumoto, H.. AU Nosov, M.. AU Ohmachi, T.. PY 2011 IS 12 PB Geophysical Center of the Russian Academy of Sciences