Control of the mud pulse method the loosening of coal layers by amplitude-frequency recommendation of acoustic signal by the APSS-1 system
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| Date: | 2019 |
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| Main Author: | |
| Format: | Article |
| Language: | English |
| Published: |
2019
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| Series: | Geo-Technical Mechanics |
| Online Access: | http://jnas.nbuv.gov.ua/article/UJRN-0001100464 |
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| Journal Title: | Library portal of National Academy of Sciences of Ukraine | LibNAS |