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|a Eastern and Central Montana as a possible source area of uranium /
|c Frank C. Armstrong.
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| 260 |
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|a ,
|c 1957
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| 504 |
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|b 42 refs.
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|b 42 refs.
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| 043 |
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|a 73-gx
|2 73
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|a Armstrong, Frank C..
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|a p. 211-224
|c 25 cm.
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|c AR-RiUNS
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| 866 |
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| 773 |
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|t ECONOMIC Geology and the bulletin of the Society of Economic Geologists
|w E1
|g Vol. 52, n. 3 (May 1957)
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| 942 |
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|c PP
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| 999 |
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|c 21604
|d 21604
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