United States. Department of the Treasury. "Treasury May Quarterly Financing, April 30, 2003, Release Number js-227," in United States. Department of the Treasury. "Volume 401," Press Releases of the United States Department of the Treasury (April 1, 2003 - April 30, 2004) : 209-211. https://fraser.stlouisfed.org/title/6111/item/587244/toc/554847 , accessed on June 25, 2024.