00643naa#a2200193#i#450# EN\\bibl\19816 /en/manage/index 20241202081408.1 1999-5644 20180119b2018####ek#y0engy0150####ca RUS RU THE PROCESS OF REGRESS IN THE SYSTEM OF EDUCATION Journal article CHERKIZOVO Russian State University of Tourism and Service 2018 3 с. Journal article local Туристско-экскурсионное обслуживание. 71.37 grnti Morozov Vasilii V. test.editorum.ru /en/manage/index