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Identification of footwalls and roofs of coal seams in underground coal mines using borehole radar
LIU Si-Xin, SHI Wei, SONG Zi-Hao, CHEN Chun-Lin, DAI Zheng
Geophysical and Geochemical Exploration . 2023, (2): 365 -371 .  DOI: 10.11720/wtyht.2023.1392

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