cx b22 3 45 24922139X http://www.idref.fr/24922139X 20200922 20210824174726.000 751142302 751142302 Tb5 http://viaf.org/viaf/114160242882752431896 VIAF VIAF 20210804 20200922afrey50 ba0 eng US 20190414 20190418 0 1 0 y 1 AFNOR ba0yba0y 0 European Frequency and Time Forum 2019 Orlando, Fla ba0yba0y 0 EFTC 2019 Orlanda, Fla FR Abes 20210824 AFNOR 2019 Joint Conference of the IEEE International Frequency Control Symposium and European Frequency and Time Forum (EFTF/IFC 2019) / 2019 European Frequency and Time Forum (2019 ; Orlando, Fla) EFTC (2019 ; Orlanda, Fla)