TY JOUR TI Management methods of organizational systems under risk and uncertainty for the purpose of ensuring economic security KW financial and economic crisis KW pandemic KW organizational systems KW open organizational (socio-economic) systems KW economic security KW forecasting KW decision-making KW risk assessment and management KW uncertainty condition KW scenario modeling KW method of expertise JO National Security and Strategic Planning AU Matveev, V.V. AU Filatova, T.A. PY 2021 IS 2021 PB Strategy of the Future