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RETRACTION: A Feasibility Study of a Top-Casing Electric Source Method for Detecting and Imaging a Shallow Hydraulically-Active Fractured Zone: 3D Finite Element Direct Current Modeling Approach (Retraction of Vol 217, Pg 1451, 2019)
[J].
GEOPHYSICAL JOURNAL INTERNATIONAL,
2019, 217 (02)
:1451-1451