6351 20230206103319.0 https://doi.org/10.1007/978-3-319-02370-0_14-1 DOI BKSECT-2023-0002 Defraigne, Pascale Precise Time and Frequency in Geodesy 2022 6 NO Encyclopedia of Geodesy (part of the Encyclopedia of Earth Sciences Series) Springer Nature Switzerland AG 2022, M. G. Sideris 978-3-319-02370-0 pascale.defraigne@observatoire.be BOOKSECT