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Sharefkin, Mark F.: The economic and environmental benefits from improving electrical rate structures (Washington, D. C. : U.S. Environmental Protection Agency, Office of Research and Development, 1974, 1974), also by United States. Environmental Protection Agency. Office of Research and Development (page images at HathiTrust) Sharefkin, Mark F: The fast breeder reactor decision--an analysis of limits and the limits of analysis : a study ([U.S. Govt. Print. Off], 1976), also by United States. Congress. Joint Economic Committee (page images at HathiTrust)