00521naa#a2200169#i#450# EN\INFRA-M\bibl\10559 20241204193931.3 2587-9111 20160418b2016####ek#y0engy0150####ca RUS RU Using Websites and Social Networks by the Tourism Industry Subjects of the Republic of Crimea Journal article Moscow INFRA-M Academic Publishing LLC. 2016 7 с. Journal article local Ostapchuk Aleksey naukaru.ru