תקופת ייחוס (אסטרונומיה) (Hebrew Wikipedia)

Analysis of information sources in references of the Wikipedia article "תקופת ייחוס (אסטרונומיה)" in Hebrew language version.

refsWebsite

Global rank Hebrew rank

18^th place

109^th place

1uni-heidelberg.de

1,681^st place

4,002^nd place

harvard.edu

articles.adsabs.harvard.edu

J. L. E. Dreyer: A New General Catalogue of Nebulæ and Clusters of Stars, being the Catalogue of the late Sir John F. W. Herschel, Bart, revised, corrected, and enlarged, Memoirs of the Royal Astronomical Society, Vol. 49, p. 3 (1888)

uni-heidelberg.de

wwwadd.zah.uni-heidelberg.de

W. Gliese: Catalogue of Nearby Stars, Veröffentlichungen des Astronomischen Rechen-Instituts Heidelberg, Nr. 22, p. 5 (1969)