Figure 11From: Anisotropic Rayleigh-wave phase velocities beneath northern Vietnam Isotropic and azimuthally anisotropic phase-velocity maps for northern Vietnam at specific periods. From top-left to bottom-right 10 s (a), 16 s (b), 24 s (c), 30 s (d), 40 s (e) and 50 s (f).Back to article page