Lớp Thủy phỉ (Vietnamese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Lớp Thủy phỉ" in Vietnamese language version.

refsWebsite

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archive.org

Jones, David L. (1987). Encyclopaedia of Ferns. Portland, Oregon: Timber Press. tr. 52–55. ISBN 0-88192-054-1.
Stewart, Wilson N.; Gar W. Rothwell (1993). Paleobotany and the Evolution of Plants (ấn bản 2). Cambridge University Press. tr. 150–153. ISBN 0-521-38294-7.