00488naa#a2200169#i#450# EN\RIOR\bibl\122117 20260525220050.1 2409-6024 20260430b2026####ek#y0engy0150####ca RUS RU BUSINESS MODEL OF STABLECOIN ISSUERS: THE CASE OF CIRCLE (USDC) Journal article Moscow Publishing Center RIOR 2026 12 с. Journal article local Skultety Yaroslav Filip buildprod.ru