Obtaining better core samples with artificial freezing techniques - applied to phosphorite deposits of Estoria and the Leningrad area : In Russian. LENINGRAD. GORN. INST. ZAPISKI, V66, N1, 1973, P72–78
| Autor: | Afansev, I.S., Beresneva, D.I., Chistiakov, V.K. |
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| Zdroj: | In International Journal of Rock Mechanics and Mining Sciences and Geomechanics Abstracts February 1976 13(2):A21-A21 |
| Databáze: | ScienceDirect |
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