1. U.S. Environmental Protection Agency. Review of the NAAQS for Carbon Monoxide: Reassessment of Scientific and Technical Information. EPA-450/5-84-004. U.S. EPA Strategies and Air Standards Division Office of Air Quality Planning and Standards Research Triangle Park NC 1984.
2. Billar W. F. and Richmond H.M. Sensitivity analysis on Coburn model predictions of COHb levels associated with alternative CO standards. U.S. Environmental Protection Agency Office of Air Quality Planning and Standards Research Triangle Park NC 1982.
3. Behavioral impairment associated with small doses of carbon monoxide.
4. U.S. Environmental Protection Agency. Air Quality Criteria for Carbon Monoxide. EPA-600/8-79-022. U.S. EPA Research Triangle Park NC 1979.
5. Carbon Monoxide Effect on Exercise-Induced Angina Pectoris