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Continue to ChatTunneling problems in weak rock conditions under shallow overburden and comparison between full-face excavation and sequence excavation methods - https://avesis.hacettepe.edu.tr/yayin/ea1a7360-6f8b-4518-ac60-6b99f366af33/tunneling-problems-in-weak-rock-conditions-under-shallow-overburden-and-comparison-between-full-face-excavation-and-sequence-excavation-methods