K. Lefever, J. Puls, C. Aerts. Statistical properties of a sample of periodically variable B-type supergiants. Evidence for opacity-driven gravity-mode oscillations. „Astronomy and Astrophysics”. 463 (3), s. 1093–1109, marzec2007. DOI: 10.1051/0004-6361:20066038. Bibcode: 2007A&A...463.1093L. (ang.).
M. Fraser, P.L. Dufton, I. Hunter, R.S.I. Ryans. Atmospheric parameters and rotational velocities for a sample of Galactic B-type supergiants. „Monthly Notices of the Royal Astronomical Society”. 404 (3), s. 1306–1320, maj 2010. DOI: 10.1111/j.1365-2966.2010.16392.x. Bibcode: 2010MNRAS.404.1306F. (ang.).
harvard.edu
adsabs.harvard.edu
K. Lefever, J. Puls, C. Aerts. Statistical properties of a sample of periodically variable B-type supergiants. Evidence for opacity-driven gravity-mode oscillations. „Astronomy and Astrophysics”. 463 (3), s. 1093–1109, marzec2007. DOI: 10.1051/0004-6361:20066038. Bibcode: 2007A&A...463.1093L. (ang.).
M. Fraser, P.L. Dufton, I. Hunter, R.S.I. Ryans. Atmospheric parameters and rotational velocities for a sample of Galactic B-type supergiants. „Monthly Notices of the Royal Astronomical Society”. 404 (3), s. 1306–1320, maj 2010. DOI: 10.1111/j.1365-2966.2010.16392.x. Bibcode: 2010MNRAS.404.1306F. (ang.).
illinois.edu
stars.astro.illinois.edu
Jim Kaler: Gamma Arae. STARS. [dostęp 2017-08-08]. (ang.).