Klimentov M.N.,  Til V.I. Sooruzhenie skvazhin udarno-vrashchatelnym sposobom bureniya./Klimenov M.N.,  Thiel V.I. Construction of wells by impact-rotary drilling method. In Russian - landofmagazines.com

TransliterationKlimentov M.N., Til V.I. Sooruzhenie skvazhin udarno-vrashchatelnym sposobom bureniya.

In EnglishKlimenov M.N., Thiel V.I. Construction of wells by impact-rotary drilling method. In Russian

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