United States. Department of the Treasury. "Results of Treasury's Weekly Bill Auctions, June 30, 1986," in United States. Department of the Treasury. "Volume 274," Press Releases of the United States Department of the Treasury (May 12, 1986 - June 30, 1986) : 339-342. https://fraser.stlouisfed.org/title/6111/item/587117/toc/556761 , accessed on June 18, 2024.