1. 1. EC, Technical guidance document in support of commission regulation (EC)N01488/94 on risk assessment for existing substances in accordancewith council regulation (ECC)N0793/93, European Commission, Brussels (1995 ).
2. 2. DTSC , Guidance for Site Characterization and Multimedia Risk Assessment for Hazardous Substances Release Sites, State of California and Lawrence Livermore National Laboratory, Livermore, CA (1992 ).
3. An indexing system for comparing toxic air pollutants based upon their potential environmental impacts
4. 6th SETAC-Europe Meeting: LCA - Selected Papers uses
5. 5. E. G. Hertwich, S. F. Mateles, W. S. Pease, and T. E. McKone ,Toxic Equivalency Potentials for Use in Life Cycle Assessment and Toxics Release Inventory Risk Screening, Manuscript in preparation (1998 ).