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2. E.W. Smith and A.M. Smith, “Minamata”, Holt, Rinehart and Winston, New York, 1975.
3. D. Martinetz, in “Chemical Waste — Handling and Treatment”, J. Bromley, J.T. Fraquhar, P.T. Gidley, S. James, D. Martinetz, A. Robin, N.B. Schomaker, R.T. Stephens, and D.B. Walters, Eds., Springer-Verlag, Berlin, 1986, p. 113; and references therein.
4. P.M. Bird and D.J. Rapport, “State of the Environment Report for Canada”, No. EN 21–54/1986E, Environment Canada, May 1986.
5. M. Reisch, Chem.& Eng.News, February 16/87, p. 9.