Khabibullin, I. High Energy Astrophysics, MPI for Astrophysics, Max Planck Society;
Sazonov, S., & Khabibullin, I. (2018). Impact of ultraluminous X-ray sources on photoabsorption in the first galaxies. Monthly Notices of the Royal Astronomical Society, 476(2), 2530-2541. doi:10.1093/mnras/sty442.