Astronomers Identify Dozens of New Beta Cephei Stars : [htt…
Astronomers Identify Dozens of New Beta Cephei Stars : [https://phys.org/news/2019-08-astronomers-dozens-beta-cephei-stars.html]
Astronomers Identify Dozens of New Beta Cephei Stars : [https://phys.org/news/2019-08-astronomers-dozens-beta-cephei-stars.html]