United States. Department of the Treasury. "New FinCEN Guidance Affirms its Longstanding Regulatory Framework for Virtual Currencies and a New FinCEN Advisory Warns of Threats Posed by Virtual Currency Misuse," Press Releases of the United States Department of the Treasury (May 10, 2019). https://fraser.stlouisfed.org/title/6111/item/587592, accessed on March 15, 2025.