00570naa#a2200181#i#450# EN\INFRA-M\bibl\33800 20240831062103.6 2306-627X 20191202b2019####ek#y0engy0150####ca RUS RU Expert-Analytical Paradigm in the Field of Recreational Services Journal article Moscow INFRA-M Academic Publishing LLC. 2019 4 с. Journal article local Экономика. Экономические науки. 33 RUS Petrova T. V. naukaru.ru