Accretion in strong field gravity with eXTP. - Rosa, Alessandra De; Uttley, Phil; Gou, LiJun; Liu, Yuan; Bambi, Cosimo; Barret, Didier; Belloni, Tomaso; Berti, Emanuele; Bianchi, Stefano; Caiazzo, Ilaria; Casella, Piergiorgio; Feroci, Marco; et al. (SCIENCE CHINA Physics, Mechanics & Astronomy, 2019)