[1]
Tymchuk, S. 2021. ECONOMIC EFFICIENCY OF THE ACTIVITY OF TOURIST SERVICE SPHERE ENTERPRISES. Innovations and Technologies in the Service Sphere and Food Industry. 1-2 (3-4) (Sep. 2021), 93-101. DOI:https://doi.org/10.24025/2708-4949.1-2(3-4).2021.241489.