00603naa#a2200181#i#450# EN\\bibl\83958 20241123175222.6 2782-1927 20220925b2022####ek#y0engy0150####ca ENG RU REQUIREMENTS FOR IMPROVING THE PUBLIC PROCUREMENT SYSTEM OF THE EAEU COUNTRIES, CAUSED BY THE CHALLENGE OF IMPORT SUBSTITUTION Journal article Yaroslavl Yaroslavl State Technical University 2022 20 с. Journal article local Tebekin Alexey Vasilyevich Zhigulin Vitaliy G. chemintech.ru