Three-dimensional shear wave structure beneath the Phillippine Sea from land and ocean bottom broadband seismograms

Takehi Isse, Kazunori Yoshizawa, Hajime Shiobara, Masanao Shinohara, Kazuo Nakahigashi, Kimihiro Mochizuki, Hiroko Sugioka, Daisuke Suetsugu, Satoko Oki, Toshihiko Kanazawa, Kiyoshi Suyehiro, Yoshio Fukao