Board of Governors of the Federal Reserve System (U.S.), 1935-. "Final rule on the definition of capital stock and surplus for the purposes of section 23A of the Federal Reserve Act" in Press Releases of the Board of Governors of the Federal Reserve System (April 29, 1996). https://fraser.stlouisfed.org/title/9237/item/700424, accessed on April 22, 2026.