00567naa#a2200181#i#450# EN\\bibl\82055 /en/manage/index 20250827202402.3 2221-3260 20230630b2023####ek#y0engy0150####ca RU Theoretical basis of competitive environment research Journal article Yaroslavl Yaroslavl State Technical University 2023 13 с. Journal article local Zhuk Aleksandr Aleksandrovich Vaganov Anton Andreevich fht.editorum.ru /en/manage/index