00478naa#a2200157#i#450# EN\\bibl\98577 20250709011929.3 2221-3260 20250331b2025####ek#y0engy0150####ca RU Theoretical economy: continuing to develop our concept Journal article Yaroslavl Yaroslavl State Technical University 2025 7 с. Journal article local Gordeev Valery Alexandrovich ystu.editorum.ru