United States. Department of the Treasury. "Results Of Auction Of 30-Year Bonds, August 12, 1993, Release Number lb-321," in United States. Department of the Treasury. "Volume 325," Press Releases of the United States Department of the Treasury (July 30, 1993 - September 21, 1993) : 150-151. https://fraser.stlouisfed.org/title/6111/item/587168/toc/547463 , accessed on May 18, 2024.