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Columbium availability--market economy countries :a minerals availability appraisal
| Author: | Miller, Frederick W. |
|---|---|
| Additional Authors: | Buckingham, D. A., Fantel, R. J. |
| Year: | 1986 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27:9085 |
| Series: | Information circular / Bureau of Mines ; |
| Report Number: | 9085 |
| Subjects: | Market surveys |
| Niobium industry | |
| Link: | https://hdl.handle.net/2027/mdp.39015078458968 |
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