共 50 条
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- [22] THE USE OF RARE-EARTHS IN CERAMICS JOURNAL OF THE LESS-COMMON METALS, 1985, 111 (1-2): : 17 - 22
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- [28] ECONOMIC IMPORTANCE OF RARE-EARTHS TRANSACTIONS OF THE INSTITUTION OF MINING AND METALLURGY SECTION B-APPLIED EARTH SCIENCE, 1982, 91 (MAY): : B99 - B99