On the Nature of the X-Ray Emission from the Ultraluminous X-Ray Source, M33 X-8: New Constraints from NuSTAR and XMM-NewtonDOI: info:10.3847/1538-4357/aaec6bv. 869111
West, Lacey A., Lehmer, Bret D., Wik, Daniel, Yang, Jun, Walton, Dominic J., Antoniou, Vallia, Haberl, Frank, Hornschemeier, Ann, Maccarone, Thomas J., Plucinsky, Paul P., Ptak, Andrew, Williams, Benjamin F., Vulic, Neven, Yukita, Mihoko, and Zezas, Andreas. 2018. "On the Nature of the X-Ray Emission from the Ultraluminous X-Ray Source, M33 X-8: New Constraints from NuSTAR and XMM-Newton." The Astrophysical Journal, 869 111. https://doi.org/10.3847/1538-4357/aaec6b.