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Continue to ChatOn the difficulties of geotechnical sampling and practical estimates of the strength of a weakly bonded volcanic soil - https://avesis.hacettepe.edu.tr/yayin/bb4d5fc2-223a-4829-96f8-d4f3e2a2099d/on-the-difficulties-of-geotechnical-sampling-and-practical-estimates-of-the-strength-of-a-weakly-bonded-volcanic-soil