00581naa#a2200193#i#450# EN\\bibl\11927 20240516204945.4 1995-042X 20160616b2016####ek#y0engy0150####ca RUS RU Ecological tourism in Russia and Scandinavia Journal article CHERKIZOVO Russian State University of Tourism and Service 2016 11 с. Journal article local Loginova Nataliya Kostovarova Valentina Chudaykina Galina service-rusjournal.editorum.ru