EFFICIENCY OF PREPARATION OF MOUNTAIN MASS AT CAREERS OF B UILDING MATERIALS.
Autor: | Ishchenko, O. K., Konoval, V. M., Ishchenko, K. S. |
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Zdroj: | Scientific Bulletin of National Mining University; 2018, Issue 4, p92-98, 7p |
Databáze: | Complementary Index |
Externí odkaz: |