Federal Reserve Bank of San Francisco. "Aluminum Hits the Ceiling," Economic Letter (Federal Reserve Bank of San Francisco) (March 22, 1974). https://fraser.stlouisfed.org/title/4960/item/527139, accessed on June 26, 2024.
Federal Reserve Bank of San Francisco. "Aluminum Hits the Ceiling," Economic Letter (Federal Reserve Bank of San Francisco) (March 22, 1974). https://fraser.stlouisfed.org/title/4960/item/527139, accessed on June 26, 2024.