Đỉnh điểm (thiên văn học) (Vietnamese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Đỉnh điểm (thiên văn học)" in Vietnamese language version.

refsWebsite

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archive.org

Bakich, Michael E. (1995). The Cambridge Guide to the Constellations. Cambridge University Press. tr. 8. ISBN 0521449219.