TY JOUR TI Economic efficiency of automated control of unmanned aircraft systems and organization of mixed traffic KW automated counter UAS KW unmanned aerial systems KW mixed traffic organization KW electronic warfare KW digital sky KW Saint Petersburg KW anti drone systems KW flight safety KW economic efficiency KW payback KW prevented damage JO Journal of Applied Research AU Sokolov, O.A. AU Borzaya, E.V. AU Samoylova, V.M. PY 2026 IS 0 PB ITBO University