Board of Governors of the Federal Reserve System (U.S.), 1935-. "Electric Power Use by Industries, Not Seasonally Adjusted Indexes," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "December 16, 1980," G.12.3 Industrial Production (1980-12-16) : 16-16. https://fraser.stlouisfed.org/title/55/item/59639/toc/472099 , accessed on March 28, 2024.