Time‐varying long‐range navigation signal channel modelling based on Dirichlet process mixtures method. - Ma, Hongyu; Pu, Yurong; Zhao, Zhenzhu; Du, Zhonghong; Du, Yongxing; Zhao, Yuchen; Xi, Xiaoli (IET Radar, Sonar & Navigation (Wiley-Blackwell), 2023)