%0 Journal Article %T IMPROVING INDUSTRY PERFORMANCE INDICATORS ACTIVITIES IN THE HOTEL BUSINESS %A Bychkova, G.M. %K hotel business, room stock, revenue, net income, calculation, analysis, economic and mathemat-ical model %J Bulletin of the Angarsk State Technical University %D 2023 %N 1 %P 5 %I Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»