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1كتاب
المؤلفون: Enxin, Ma, Guoliang, Wang, Xiaomin, Yan, Chengye, Yuan
المصدر: In New Frontiers in Rare Earth Science and Applications 1985:488-492
المؤلفون: Enxin, Ma, Guoliang, Wang, Xiaomin, Yan, Chengye, Yuan
المصدر: In New Frontiers in Rare Earth Science and Applications 1985:488-492