00578naa#a2200181#i#450# EN\\bibl\1408 20250420145312.7 1999-5644 20140131b2014####ek#y0engy0150####ca RUS RU Professional Relevance of and Demand for Space-and-Ecology Literate Tourism Specialists Journal article CHERKIZOVO Russian State University of Tourism and Service 2014 7 с. Journal article local Komissarova Tatyana Nechaeva Tatyana vestnik-rguts.editorum.ru