紫萁屬 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "紫萁屬" in Chinese language version.

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archive.org (Global: 6^th place; Chinese: 4^th place)

Walker, Cyril（英语：Cyril Walker (palaeontologist)）; Ward, David. Fossils. Smithsonian Handbooks revised, illustrated. Dorling Kindersley. 2002: 293. ISBN 0789489848.

wikipedia.org (Global: low place; Chinese: low place)

en.wikipedia.org

Walker, Cyril（英语：Cyril Walker (palaeontologist)）; Ward, David. Fossils. Smithsonian Handbooks revised, illustrated. Dorling Kindersley. 2002: 293. ISBN 0789489848.