1. The statistical analysis of dose-effect relationships;Brown,1978
2. Biological monitoring. Part IV - Toxicity testing;Buikema;Water Res.,1982
3. Biological monitoring. Part VI - Future needs;Cairns;Water Res.,1981
4. The scientific basis of bioassays;Cairns;Hydrobiologia,1989
5. Council Directive of July 1978 on the quality of freshwaters needing protection or improvement in order to support fish life;Commission of the European communities;Official Journal European Communities,1978