I.Yu. Blinov, Yu.F. Smirnov, M.N. Khromov, S.N. Slyusarev, V.G. Palchikov FSUE “VNIIFTRI”, Mendeleevo, Moscow region, Russiablinov@vniiftri.ru,yfsmirnov@vniiftri.ru,khromov@vniiftri.ru,serslyu@meil.ru,palchikov@vniiftri.ru Al’manac of Modern Metrology № 1 (25) 2021, pages 18–26 Annotation. The article talks about fundamental research of time-frequency measurements, which will be of great importance for the development of the GLONASS system at a new stage in modern … Continue reading Fundamental support of GLONASS system. Achieved results — prospects for development