Radionova , O.M. and Vlashchenko , N.M. 2026. INNOVATIVE DIGITAL TECHNOLOGIES FOR ORGANIZING AND PROMOTING EVENTS AS PART OF EFFORTS TO IMPROVE THE OPERATIONAL EFFICIENCY OF HOTEL BUSINESSES. Systems and Technologies. 72, 2 (May 2026), 410-418. DOI:https://doi.org/10.32782/2521-6643-2026-2-72.50.