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sP depth phase at small epicentral distances and estimated subducting plate boundary |
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| Authors: | Norihito Umino Akira Hasegawa Toru Matsuzawa |
| Institution: | Observation Center for Prediction of Earthquakes and Volcanic Eruptions, Faculty of Science, Tohoku University, Sendai;980-77, Japan |
| Abstract: | |
| Keywords: | Key words: depth phase mode conversion Pacific plate plate boundary sP phase subduction zone |