00538naa#a2200169#i#450# EN\\bibl\84756 20241227205540.5 2221-3260 20220403b2022####ek#y0engy0150####ca RU Money and barter as two forms of economic exchange relations Journal article Yaroslavl Yaroslavl State Technical University 2022 11 с. Journal article local Polovyan Aleksey Vladimirovich Shmat'ko Aleksey Evgen'evich theoreticaleconomy.ru