1. World Health Organization, “Environmental Health Criteria 152 - Poly-brominated Biphenyis”. World Health Organization, Geneva (1994)
2. World Health Organization. “Environmental Health Criteria 88 - Poly-chlorinated Dibenzo-para-dioxines and Dibenzofurans”, World Health Organization, Geneva (1989)
3. World Health Organization. “Environmental Health Criteria 140 - Poly-chlorinated Biphenyls and Terphenyls”. World Health Organization, Geneva (1993) 2nd ed.
4. World Health Organization. “Environmental Health Criteria 162 - Bromi-nated Diphenyl Ethers”. World Health Organization. Geneva (1994)
5. and in and “Halogenated biphenyls, terplienyls, naphthalenes, dibenzodiox-ines and related products”. Elsevier, Amsterdam (1989) Ch. 2