Cygnus X-1 contains a 21-solar mass black hole-Implications for massive star windsDOI: info:10.1126/science.abb3363v. 3711046–1049
Miller-Jones, James C. A., Bahramian, Arash, Orosz, Jerome A., Mandel, Ilya, Gou, Lijun, Maccarone, Thomas J., Neijssel, Coenraad J., Zhao, Xueshan, Ziółkowski, Janusz, Reid, Mark J., Uttley, Phil, Zheng, Xueying, Byun, Do-Young, Dodson, Richard, Grinberg, Victoria, Jung, Taehyun, Kim, Jeong-Sook, Marcote, Benito, Markoff, Sera, Rioja, María J., Rushton, Anthony P., Russell, David M., Sivakoff, Gregory R., Tetarenko, Alexandra J., Tudose, Valeriu et al. 2021. "Cygnus X-1 contains a 21-solar mass black hole-Implications for massive star winds." Science, 371 1046–1049. https://doi.org/10.1126/science.abb3363.