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Comparison between natural fractures and fracture parameters derived from VSP |
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| Authors: | Yasuto Kuwahara Hisao Ito Tsutomu Kiguchi |
| Institution: | Geological Survey of Japan, 1-1-3 Higashi, Tsukuba, Ibaraki, 305 Japan |
| Abstract: | |
| Keywords: | Key words: anisotropy BHTV crack density natural fracture shear-wave VSP |