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    An improved GNSS orbit extrapolation method for real-time PPP users

    Song, Chuanfeng / Jiang, Weiping / Chen, Hua et al. | Elsevier | 2022

    Preliminary analysis and evaluation of BDS-2/BDS-3 precise point positioning

    Chen, Hua / Liu, Xuexi / Jiang, Weiping et al. | Elsevier | 2021