00644naa#a2200169#i#450# EN\INFRA-M\bibl\44602 20241231022712.2 2500-0527 20210623b2021####ek#y0engy0150####ca RU On the issue of psychological interaction with consumers when selling goods and providing services in the context of the digitalization of the economy Journal article Moscow INFRA-M Academic Publishing LLC. 2021 5 с. Journal article local Экономика. Экономические науки. 33 Ostapenko Alena Viktorovna naukaru.ru