00783naa#a2200193#i#450# EN\\bibl\131603 20260730081750.4 2782-4586 20260731b2026####ek#y0engy0150####ca RU Narrative Momentum & Survival Index (NMSI-100): development of an innovative methodology for assessing the narrative sustainability of memcoins based on socio-financial analysis Journal article Moscow ITBO University 2026 16 с. Journal article local Экономические науки в целом. Политическая экономия. 330 Stefanova Natalia Alexandrovna Korolev Andrey Andreevich Haritonov Evgeniy Aleksandrovich jomeam.ru