TY JOUR TI Budget Sequestration As a Way to Increase the Efficiency of Cost Management in Aviation Activities KW Sequestration KW optimization KW budget KW risk management JO Proceedings of Petersburg Transport University AU Palamarchuk, G.I. AU Liberman, P.Y. AU Kuz'menkova, V.N. PY 2023 IS 20 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"