세차 운동 (Korean Wikipedia)

Analysis of information sources in references of the Wikipedia article "세차 운동" in Korean language version.

refsWebsite

Global rank Korean rank

1books.google.com

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books.google.com

Robert Main, Practical and Spherical Astronomy (Cambridge: 1863) pp.203–4.

harvard.edu

adsabs.harvard.edu

James G. Williams, "Contributions to the Earth's obliquity rate, precession, and nutation", Astronomical Journal 108 (1994) 711–724, pp.712&716. All equations are from Williams.