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4. Zhu, B. Q., Chang, X. Y., Qiu, H. N., Characteristics of the Proterozoic basements on the geochemical steep zones in continent of China and their implications for setting of superlarge deposits,Science in China, Ser. D, 1998, 41(Supp.): 54.
5. Tu Guangzhi, Some problems pertaining to superlarge ore deposits of China,Episodes, 1995, 18(1& 2): 83.