Mining for the future : trends and expectations : 14 World Mining Congress. Vol. 2.
World Mining Congress (14 : 1990 Beijing)
Bok Engelsk 1990
Utgitt | [Beijing] : International Academic Publishers , 1990
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Omfang | XIII s., s. 613-994.
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Emner | |
ISBN | 0080401899. - 7800031047
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