TY JOUR TI FEATURES OF SOFTWARE SYSTEMS FOR INFORMATION PROTECTION FROM THREATS OF UNAUTHORIZED IMPACTS IN ELECTRONIC DOCUMENT MANAGEMENT SYSTEM KW electronic document management system KW a confidential source of information KW information security KW information security systems. JO Modeling of systems and processes AU Zinovev, P.. AU Obukhova, L.. AU Rogozin, E.A. AU Machtakov, S.. PY 2016 IS 8 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov