United States. Department of the Treasury. "Statutory Debt Limitation, February 13, 1962," in United States. Department of the Treasury. "Volume 129," Press Releases of the United States Department of the Treasury (January 2, 1962 - February 28, 1962) : 345-349. https://fraser.stlouisfed.org/title/6111/item/586972/toc/538711 , accessed on June 23, 2024.