| 1 | Zakatov O., Barkhatov S., Ustinova Ya., Semenov A. (2021) Modern aspects of superdeep drilling equipment appli-cation, Journal of Mining and Geotechnical Engineering, 2(13):64. DOI: 10.26730/2618-7434-2021-2-64-79 | MORE INFO | DOWNLOAD |
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