00588naa#a2200193#i#450# EN\\bibl\14702 /en/manage/index 20250517061157.6 1999-5644 20161219b2016####ek#y0engy0150####ca RUS RU Student volunteering as a mechanism for social projecting Journal article CHERKIZOVO Russian State University of Tourism and Service 2016 5 с. Journal article local Malakhova Viktoriya Timofeeva Sofiya fht.editorum.ru /en/manage/index