TY JOUR TI ANALYSIS OF METHODOLOGIES FOR ASSESSING THE EFFECTIVENES OF ENTERPRISE RESOURCE PLANNING SYSTEMS KW method of assessing ERP systems KW key indicators ERP system KW effectiveness of ERP system implementation JO Problems of risk management in the technosphere AU Abramov, A.V. AU Odinets, M.A. AU Krymsky, V.V. PY 2015 IS 2015 PB Saint-Petersburg University of State Fire Service of Emercom of Russia