1. Anderson, J. W., Riley, R. G., and Bean, R. M.: 1978, J. Fish Res. Bd. Canada 35, 776.
2. (APHA): 1976, Standard Methods for the Examination of Water and Waste Water, 14th edition, New York.
3. Bean, R. M., Blaylock, J. W., and Riley, R. G.: 1980, L. Petreikas and F. T. Weiss (eds.), in Petroleum in the Marine Environment, American Chemical Society, Washington, D.C.
4. Dauble, D. D., Fallon, W. E., Gray, R. H., and Bean, R. M.: 1981, ‘Chronic Toxicity of Water-Soluble Fractions Derived from Fresh and Water-Leached Solvent-Refined Coal-II Liquids to a Freshwater Benthic Invertebrate’, 20th Hanford Life Sciences Symposium, Coal Conversion and the Environment. Richland, WA October 19–23, 1980.
5. DeGraeve, G. M., Geiger, D. L., Meyer, J. S., and Bergman, H. L.: 1980, Arch. Environ. Contam. Toxicol. 9, 557.