1. Review of the evidence for the presence or absence of thresholds in the induction of genetic effects by genotoxic chemicals;Ehling;Mutat. Res.,1983
2. Council Directive 67/548/EEC on the approximation of the laws, regulations and administrative provisions relating to the classification, packaging and labelling of dangerous substances;Off. J. Eur. Communities,1967
3. Council Directive 92/32/EEC of 30 April 1992 amending for the seventh time Directive 67/548/EEC on the approximation of the laws, regulations and administrative provisions relating to the classification, packaging and labelling of dangerous substances;Off. J. Eur. Communities,1992
4. Council Regulation (EEC) No. 793/93 of 23 March 1993 on the evaluation and control of the risks of existing substances;Off. J. Eur. Communities,1993