Ponti, G. High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society;
Rea, N., Zelati, F. C., Viganò, D., Papitto, A., Baganoff, F., Borghese, A., et al. (2020). The X-ray outburst of the Galactic Center magnetar over six years of Chandra observations. The Astrophysical Journal, 894(2): 159. doi:10.3847/1538-4357/ab8387.