United States. Department of the Treasury. "Results Of Auction Of 4-Year Notes, June 27, 1990, Release Number nb-860," in United States. Department of the Treasury. "Volume 300," Press Releases of the United States Department of the Treasury (June 27, 1990 - July 31, 1990) : 6-7. https://fraser.stlouisfed.org/title/6111/item/587143/toc/545202 , accessed on May 18, 2024.