Federal Reserve Bank of Dallas. "Special Series, Treasury Bills 365 Days," District Notices (Federal Reserve Bank of Dallas) (April 6, 1960). https://fraser.stlouisfed.org/title/5569/item/551060, accessed on April 18, 2024.
Federal Reserve Bank of Dallas. "Special Series, Treasury Bills 365 Days," District Notices (Federal Reserve Bank of Dallas) (April 6, 1960). https://fraser.stlouisfed.org/title/5569/item/551060, accessed on April 18, 2024.