Ponti, G. High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society;
Ursini, F., Petrucci, P.-O., Bianchi, S., Matt, G., Middei, R., Marcel, G., et al. (2020). NuSTAR/XMM–Newton monitoring of the Seyfert 1 galaxy HE 1143-1810 - Testing the two-corona scenario. Astronomy and Astrophysics, 634: A92. doi:10.1051/0004-6361/201936486.