United States. General Accounting Office and United States. Government Accountability Office. "Federal Debt Management : Treasury Should Strengthen Policies for Market Outreach and Analysis to Maintain Broad-Based Demand for Securities, Report to the Congress" in GAO Reports & Testimonies (December 5, 2019). https://fraser.stlouisfed.org/title/6136/item/622299, accessed on June 19, 2025.