The intrinsic variations of bright stars in NGC 7160Mars, Mario; Aas, Toomas; Harvig, VoldemarBinaries - key to comprehension of the Universe2009 / p. 36 https://www.researchgate.net/publication/252384047_The_Intrinsic_Variations_of_Bright_Stars_in_NGC_7160

The intrinsic variations of bright stars in NGC 7160Mars, Mario; Aas, Toomas; Harvig, VoldemarBinaries-Key to Comprehension of the Universe, Masaryk University, Brno, Czech Republic, 8–12 June 20092010 / p. 131-134