1. Birkholz, D. A., G. Nelson, S. Daignault & L. Mulligan, 1983. Measurements of organics in petroleum refinery waste waters. Environmental Protection Services Report, Environment Canada, Edmonton, 83 p.
2. Blaise, C., N. Bermingham & R. Van Coillie, 1985. The integrated ecotoxicological approach to assessment of ecotoxicity. Wat. Qual. Bull. 10: 3–10, 60.
3. Cairns, J., 1985. Bioassays as they relate to water quality. Wat. Qual. Bull. 10: 17–20, 58, 59.
4. Cross, P. M., H. R. Hamilton & S. E. D. Charlton, 1984. The limnological characteristics of the Bow, Oldman and South Saskatchewan Rivers: 1. nutrient and water chemistry. Water Quality Control Branch, Alberta Environment, unpublished report.
5. Daniels, S. A., M. Munawar & C. I. Mayfield, 1989. An improved elutriation technique for testing the bioavailability of contaminants in sediments. In: M. Munawar, G. Dixon, S. I. Mayfield, T. Reynoldson and M. H. Sadar, Environmental Bioassay Techniques and Their Application. Hydrobiologia. (This volume).