United States. Department of the Treasury. "Results Of Auction Of 26-Week Bills, October 18, 1993, Release Number lb-439," in United States. Department of the Treasury. "Volume 327," Press Releases of the United States Department of the Treasury (October 1, 1993 - October 28, 1993) : 275-276. https://fraser.stlouisfed.org/title/6111/item/587170/toc/547600 , accessed on May 18, 2024.