1. Allan, R. J.; Nriagu, J. O.Heavy Metals in the Environment; 9th International Conference on Heavy Metals in the Environment, Toronto, September 1993; CEP Consultants Ltd. Edinburgh, U.K.,1993; Vol. 1, p 457.
2. Luoma, S. N.; Jenne, E. A. InBiological Implications of Metals in the Environment;Drucker, H., Wildung, R. E., Eds; ERDA Symposium Series 42; Energy Research and Development Administration: Washington, DC, 1977; pp 213−230.
3. A statistical assessment of the form of trace metals in oxidized estuarine sediments employing chemical extractants
4. Campbell, P. G. C.; Lewis, A. G.; Chapman, P. M.; Crowder, A. A.; Fletcher, W. K.; Imber, B.; Luoma, S. N.; Stokes, P. M.; Winfrey, M.Biologically Available Metals in Sediments;National Research Council of Canada Publication No. 27694; NRCC: 1988; p 298.