TY JOUR TI Changes in Russia’s cryptocurrency segment under the influence of international sanctions KW cryptocurrencies KW regulation KW financial markets KW sanctions KW international relations KW legislation KW digital assets JO JOURNAL OF MONETARY ECONOMICS AND MANAGEMENT AU Smolyakov, D.A. AU Kuzvisova, D.S. PY 2025 IS 0 PB Autonomous Commercial Organization for Additional Professional Education Center for the Development of Education and Science