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    Theory and Application of Gob-Side Entry Retaining in Thick Three-Soft Coal Seam by Junchao Shen, Ying Zhang

    Published 2021-01-01
    “…In this paper, based on the geological conditions of a coal mine in China, we propose a novelty approach of GER in thick three-soft coal seam (it means a single seam with a soft roof and a soft floor). …”
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