TY JOUR TI “UDARNIK” SANATORIUM IN ZHELEZNOVODSK: ABOUT INFLUENCE OF URBAN-PLANNING FACTORS ON ARCHITECTURE KW Soviet vanguard KW construction of sanatorium KW Fomin I.A. KW Zheleznovodsk KW "Udarnik" sanatorium JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Tokarev, A.G. AU Sidorenko, N.R. PY 2020 IS 5 PB Belgorod State Technological University named after V.G. Shukhov