00583naa#a2200181#i#450# EN\INFRA-M\bibl\84028 20240713022535.6 2306-627X 20240611b2024####ek#y0engy0150####ca RU Universal Classification of Business Models in the Digital Economy Journal article Moscow INFRA-M Academic Publishing LLC. 2024 4 с. Journal article local Экономика транспорта и связи. 338.47 Ryabihina A. D. Slepenkova E. V. naukaru.ru