United States. General Accounting Office and United States. Government Accountability Office. "U.S. Coins : Benefits and Considerations for Replacing the $1 Note with a $1 Coin, Statement of Lorelei St. James, Director, Physical Infrastructure Team, Before the Subcommittee on Domestic Monetary Policy and Technology, Committee on Financial Services, House of Representatives" in GAO Reports & Testimonies (November 29, 2012). https://fraser.stlouisfed.org/title/6136/item/622247, accessed on March 21, 2025.