00491naa#a2200157#i#450# EN\\bibl\84768 20241130103809.6 2221-3260 20220506b2022####ek#y0engy0150####ca RU Integration of national economies: the evolution of theoretical concepts Journal article Yaroslavl Yaroslavl State Technical University 2022 11 с. Journal article local Medvedev Ilya Vitalievich chemintech.ru