1. L. H. Bennett J. Kruger R. I. Parker E. Passaglia C. Reimann A. W. Ruff H. Yakowitz E. B. Berman “Economic Effects of Metallic Corrosion in the United States-AThree Part Study for Congress.”
2. Part II, NBS Special Publication 511-2 Appendix B. A Report to NBS by Battelle Columbus Laboratories 1978
3. Part III Appendix C, Battelle Columbus Input/Output Tables, NBS GCR78-122 1978