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Accuracy of measuring thickness of a coal block from the difference in levels of natural γ-radiation of coal and rock

✍ Scribed by V. I. Shilov

Publisher: Springer
Year: 1990
Tongue: English
Weight: 244 KB
Volume: 26
Category: Article
ISSN: 1573-8736
DOI: 10.1007/bf02506534

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