INTEGRATED IMPLEMENTATION OF INNOVATIVE AND DIGITAL TECHNOLOGIES IN HOTELS, RESTAURANTS, AND CATERING: IMPACT ON OPERATIONAL EFFICIENCY Authors L. Udvorheli https://orcid.org/0000-0001-6596-8272 V. Odnolko https://orcid.org/0000-0002-9175-6780 T. Khymych https://orcid.org/0009-0005-9786-5290 DOI: https://doi.org/10.32702/2306-6814.2026.2.248 Downloads pdf (Українська) Published 2026-01-15 Issue No. 2 (2026): Investytsiyi: praktyka ta dosvid Section Статті