Federal Reserve Bank of Dallas. "Supplements to Regulations T and U," District Notices (Federal Reserve Bank of Dallas) (January 5, 1955). https://fraser.stlouisfed.org/title/5569/item/550845, accessed on April 19, 2024.
Federal Reserve Bank of Dallas. "Supplements to Regulations T and U," District Notices (Federal Reserve Bank of Dallas) (January 5, 1955). https://fraser.stlouisfed.org/title/5569/item/550845, accessed on April 19, 2024.