Liên quan Epsilon Epsilon Indi Epsilon Ursae Majoris Epsilon Eridani Epsilon Boötis Epsilon Eridani b Epsilon Cygni Epsilon Sagittarii Epsilon Serpentis Epsilon Corvi
Tài liệu tham khảo WikiPedia: Epsilon Cygni http://outreach.atnf.csiro.au/education/senior/ast... http://www.astro.utoronto.ca/~garrison/mkstds.html http://www.pbase.com/mcrowle/image/81902791 http://adsabs.harvard.edu/abs/1936PASP...48..139R http://adsabs.harvard.edu/abs/1986A&AS...65..405O http://adsabs.harvard.edu/abs/1992PASP..104.1173M http://adsabs.harvard.edu/abs/1993AAS...183.1710G http://adsabs.harvard.edu/abs/1994MNRAS.267...69G http://adsabs.harvard.edu/abs/1999AJ....117.1864C http://adsabs.harvard.edu/abs/2003AJ....126.2048G
