TY JOUR TI Natural Gas Energy Consumption Strategy by Iron and Steel Industry Enterprises KW model KW natural gas KW energy resources KW assessment KW criterion KW hypothesis KW coefficient KW efficiency JO Scientific Research and Development. Economics of the Firm AU Koksharov, V.A. AU Kirshina, I.A. PY 2020 IS 9 PB INFRA-M Academic Publishing LLC.