TY JOUR TI EFFICIENCY AND POTENCY INDEX OF ENERGY USAGE KW energy conservation KW efficiency of energy use KW efficiency and potency of the model of energy use KW energy-saving program KW the index of energy use. JO Vestnik of Kazan State Agrarian University AU Yakupova, N.. AU Andreev, A.. PY 2014 IS 9 PB Kazan state agrarian University