00529naa#a2200181#i#450# EN\\bibl\2168 20240506184028.1 1993-7768 20140603b2014####ek#y0engy0150####ca RUS RU System of Region Management: a Framework Concept Journal article CHERKIZOVO Russian State University of Tourism and Service 2014 5 с. Journal article local Sulpovar Lev Bogacheva Tatyana philosoph.editorum.ru