References
- Hochheiser , S. , Burman , F. J. and Morgan , G. B. 1971 . Environ. Sci. and Technol. , 5 : 678 – 684 .
- 1971 . Environ. Sci. and Technol. , 5 : 503
- Manahan , Stanley E. , ed. 1972 . “Environmental Chemistry” , Boston, Mass. : Willard Grant Press .
- Grob , R. L. , Schuster , J. J. and Kaiser , M. A. 1974 . Environ. Lttrs. , 6 : 303 – 320 .
- 1972 . “1972 Annual Book of ASTM Standards” , 924 Philadelphia, Pa. : American Society for Testing and Materials . Part 23
- 400 Op. cit.
- Noll , K. E. June 1972 . Traffic Engineering June , 14
- Federal Register, Vol. 36, No. 84, April 1971; Part II, Appendix B.
- Op. cit., Appendix E.