TY JOUR TI KEY FACTORS OF MOTIVATION OF PERSONNEL ON KPI AT THE ENTERPRISE OF THE INDUSTRY OF CONSTRUCTION MATERIALS KW personnel KW incentive KW system of motivation KW key performance indicator JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Trunova , E.. PY 2016 IS 1 PB Belgorod State Technological University named after V.G. Shukhov