1. Klein, D. H. & Goldberg, E. D. Environ. Sci. Technol. 9, 765–768 (1970).
2. Wallace, R. A., Fulkerson, W., Shults, W. D. & Lyon, W. S. ORNL-NSF-EP-1 (Oak Ridge National Laboratory, U.S.A., 1971).
3. United States Environmental Protection Agency, Office of Toxic Substances, EPA Report No. 560/3-75-007 (1975).
4. Caban, R. & Chapman, T. W. Am. Inst. Chem. Eng. J. 18, 892–903 (1972).
5. Lindberg, S. E., Andren, A. W. & Harriss, R. C. Estuarine Research: Vol. I, Chemistry, Biology, and the Estuarine System (ed. Cronin, L. E.) 64–107 (Academic, London, 1975).