LAUSR

1 New acoustic approximation for the transversely isotropic media with a vertical symmetry axis Shibo Xu, Alexey Stovas, Tariq Alkhalifah and Hitoshi Mikada Department of Civil and Earth Resources Engineering, Kyoto University, C1-1-111 Kyotodaigaku-Katsura, Nishikyo-ku, Kyoto, Japan Department of Geoscience and Petroleum, Norwegian University of Science and Technology, S.P. Andersens veg 15a, NO-7491 Trondheim, Norway Astronomy and Geophysical Research Institute, King Abdullah University of Science and Technology, Thuwal, Saudi Arabia.