00678naa#a2200169#i#450# EN\\bibl\110162 20251230054008.2 2782-2214 20251229b2025####ek#y0engy0150####ca RU AN ECOSYSTEM APPROACH TO TOURISM SERVICES DEVELOPMENT: CONCEPTUAL FOUNDATIONS AND APPLICATION FEATURES IN THE REGIONAL ECONOMY Journal article Krasnoyarsk Siberian Federal University 2025 14 с. Journal article local Экономическая политика в области туризма. Экономика туризма. 338.48 Petrichsheva Nina Yevgenyevna tsfi-mag.ru