Povyshenie ėffektivnosti osvoeni︠i︡a nedr : Sb. stateĭ
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| OCLC: | 8195848 |
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| 企业作者: | |
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| 语言: | Russian |
| 出版: |
Moskva :
IPKON,
1979.
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| 主题: | |
| 格式: | Monograph Note that CRL will digitize material from the collection when copyright allows. |