TY JOUR TI METHODS OF FIGHTING AGAINST NON-SANCTIONED INTERVENTION INTO POWER METERING SYSTEMS KW theft of electric power KW electricity metering devices KW unaccounted power supply KW mechanical action KW stamp KW checking the electricity meter KW checking experts KW counter mechanism JO Vestnik of Astrakhan State Technical University AU Kononenko, S.. AU Savenkov, M.. AU Ilyin, D.. AU Sanzhapova, G.. PY 2019 IS 2019 PB Astrakhan State Technical University