00519naa#a2200169#i#450# EN\\bibl\93805 20250606155904.5 2782-4586 20240930b2024####ek#y0engy0150####ca RU Development of digital marketing technologies in the promotion of financial products Journal article Moscow ITBO University 2024 5 с. Journal article local Маркетинг. 339.138 Sarkisyan David Aleshevich jomeam.ru