00496naa#a2200157#i#450# EN\\bibl\82061 20241110083350.7 2221-3260 20230630b2023####ek#y0engy0150####ca RU Socio-economic stratification in modern society: deepening trends Journal article Yaroslavl Yaroslavl State Technical University 2023 8 с. Journal article local Fursikova Anastasiya Konstantinovna ystu.editorum.ru