アンドロメダ座GY星
1 2 3 4 “V* GY And”. SIMBAD. 2016年12月9日閲覧。
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↑ Mitalas, R.; Marlborough, J.M. (1973 April 15), “Some tests and consequences of the identification of promethium in HR 465”, Astrophysical Journal 181: 475-480, doi:10.1086/152063, https://ui.adsabs.harvard.edu/abs/1973ApJ...181..475M/abstract
↑ Scholz, G. (1978), “Spectroscopic investigations of the magnetic AP star HD 9996”, Astronomische Nachrichten 299 (2): 81-85, doi:10.1002/asna.19782990204, https://ui.adsabs.harvard.edu/abs/1978AN....299...81S/abstract