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Xitu = Chinese rare earths
Yingyong-huaxue : shuangyuekan = Chinese journal of applied chemistry
Yukagaku = Journal of Japan Oil Chemists' Society
Zeitschrift für Angewandte Chemie
Zeolites
Zhongguo-xitu-xuebao : jikan = Journal of the Chinese Rare Earth Society
Zhurnal Pikladnoi Khimii
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