United States. Department of the Treasury. "Results Of Auction Of 15-Day Bills, April 6, 1993, Release Number lb-107," in United States. Department of the Treasury. "Volume 321," Press Releases of the United States Department of the Treasury (March 1, 1993 - April 19, 1993) : 293-294. https://fraser.stlouisfed.org/title/6111/item/587164/toc/547185 , accessed on May 18, 2024.