United States. Department of the Treasury. "Treasury Announces Change to Generic CUSIPs for STRIPS, June 14, 1985," in United States. Department of the Treasury. "Volume 267," Press Releases of the United States Department of the Treasury (June 3, 1985 - July 17, 1985) : 95-96. https://fraser.stlouisfed.org/title/6111/item/587110/toc/556325 , accessed on July 19, 2024.