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|a Design of a sampling plan for regional geochemical surveys /
|c J. De Geoffroy and S. M. Wu.
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| 260 |
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|a ,
|c 1970
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|b 6 refs.
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|b 6 refs.
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|a De Geoffroy, J..
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|a Wu, S. M..
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|a p. 340-347
|c 27 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. 65, n. 3 (May 1970)
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| 942 |
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|c PP
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| 999 |
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|c 24210
|d 24210
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