4896 20200605152654.0 CTALK-2020-0113 Píriz, R A New GNSS Timing Service via EGNOS and Galileo 2019 2019-11-07 NO Buendía, F Martín, JR Defraigne, Pascale Danesi, A Jeannot, M Boyero, JP ITSF pascale.defraigne@observatoire.be Contributed CTALKCONT