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The investigations were performed under the direction of Corresponding Member of the Academy of Sciences of the USSR M. I. Agoshkov.
L. D. Shevyakov NIIKMA, Gubkin (Belgorod Region). Translated from Fiziko-Tekhnicheskie Problemy Razrabotki Poleznykh Iskopaemykh, No. 6, pp. 14–19, November–December, 1968.
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Trebukov, A.L. Effective roof support methods for mined-out rooms in Dzhezkazgan. Soviet Mining Science 4, 566–570 (1968). https://doi.org/10.1007/BF02501651
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DOI: https://doi.org/10.1007/BF02501651