Measuring Spin from Relative Photon-ring Sizes Measuring Spin from Relative Photon-ring SizesDOI: info:10.3847/1538-4357/ac4970v. 9276Tiede, Paul, Broderick, Avery E., Gold, Roman, and Pesce, Dominic W. 2022. "Measuring Spin from Relative Photon-ring Sizes." The Astrophysical Journal, 927 6. https://doi.org/10.3847/1538-4357/ac4970.More...ID: 165338Type: articleKeywords: SAO