00501naa#a2200169#i#450# EN\\bibl\4933 20240428213454.7 1995-0411 20150311b2015####ek#y0engy0150####ca RUS RU Problems of children´s social tourism in Crimea Journal article CHERKIZOVO Russian State University of Tourism and Service 2015 -22 с. Journal article local Ganieva Albina spst-journal.editorum.ru