00561naa#a2200181#i#450# EN\\bibl\2335 20240517000342.5 1995-042X 20140528b2014####ek#y0engy0150####ca RUS RU Russian catering market development trends in the sphere of tourism and hospitality Journal article CHERKIZOVO Russian State University of Tourism and Service 2014 7 с. Journal article local Sokolova Antonina Lapshina Olga rguts.editorum.ru