TY JOUR TI The functional model of the united source of the integrated system of synchronization and delivery of the time scale for a large and distributed technological purpose system KW clock network synchronization KW a single time system KW frequency and temporal support KW telecommunication system KW complex synchronization system KW time scale JO Proceedings of Petersburg Transport University AU Kanaev, A.K. AU Oparin, E.V. AU Oparina, E.V. PY 2024 IS 21 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"