United States. Department of the Treasury. "Treasury's 52-Week Bill Offering, June 18, 1993, Release Number lb-247," in United States. Department of the Treasury. "Volume 323," Press Releases of the United States Department of the Treasury (May 21, 1993 - July 7, 1993) : 267-269. https://fraser.stlouisfed.org/title/6111/item/587166/toc/547367 , accessed on May 18, 2024.