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1st Author:
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Yang, Fengqing
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2nd Author:
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Zheng, Zhaochang
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3rd Author:
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Liu, Zhicai
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Year:
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1983 |
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Title:
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Carboniferous ammonoid zones from Zhongning and Zhongwei, Ningxia Region, China. |
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Reference:
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Earth Science - Journal of Wuhan College of Geology, 20 (2): 9-23, tab.1-3, pl.1; Wuhan. |
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Keywords:
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Carbon.;Ningxia;Zhongning,Zho. |
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Link:
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