The X-ray spectra of the first galaxies: 21 cm signaturesDOI: info:10.1093/mnras/stu1240v. 443678–686
Pacucci, Fabio, Mesinger, Andrei, Mineo, Stefano, and Ferrara, Andrea. 2014. "The X-ray spectra of the first galaxies: 21 cm signatures." Monthly Notices of the Royal Astronomical Society, 443 678–686. https://doi.org/10.1093/mnras/stu1240.