TY JOUR TI SYSTEM APPROACH TO MOTIVATION AND MANAGEMENT OF PERSONNEL KW sustainable development KW motivation KW levels of management KW concept management KW system management model KW system approach KW feedback KW potential JO Vestnik of Astrakhan State Technical University. Series: Economics AU Fadeeva, I.. AU Bogachkov, V.. PY 2015 IS 2015 PB Astrakhan State Technical University