Lykholat, O. A., Vyshnikina, O. V. and Apalkova, D. K. (2023) “DIVERSIFICATION OF THE ACTIVITY OF THE HOTEL AND RESTAURANT ENTERPRISE AS A WAY OF INCREASING COMPETITIVENESS”, Systems and Technologies, 65(1), pp. 141-146. doi: 10.32782/2521-6643-2023.1-65.17.