Liên quan Zeta Zeta Ophiuchi Zeta Sagittarii Zeta Crateris Zeta Herculis Zeta Arietis Zeta Hydri Zeta Reticuli Zetaquirá Zeta Puppis
Tài liệu tham khảo WikiPedia: Zeta Herculis http://wwwadd.zah.uni-heidelberg.de/datenbanken/ar... http://adsabs.harvard.edu/abs/1966CoLPL...4...99J http://adsabs.harvard.edu/abs/1976AJ.....81..245E http://adsabs.harvard.edu/abs/1987ApJ...315..264B http://adsabs.harvard.edu/abs/1991AJ....102.1816P http://adsabs.harvard.edu/abs/1999A&A...341..121S http://adsabs.harvard.edu/abs/2000A&A...361..614P http://adsabs.harvard.edu/abs/2001A&A...379..245M http://adsabs.harvard.edu/abs/2002A&A...382..118T http://adsabs.harvard.edu/abs/2006POBeo..80..155Z
