The original article about the find, that was published in The Astrophysics Journal (linked at the bottom of the article): https://iopscience.iop.org/article/10

The original article about the find, that was published in The Astrophysics Journal (linked at the bottom of the article): https://iopscience.iop.org/article/10.3847/1538-4357/ac2360 https://iopscience.iop.org/article/10.3847/1538-4357/ac2360 And open access version at ArxiV.org: https://arxiv.org/pdf/2109.00652.pdf https://arxiv.org/pdf/2109.00652.pdf