1. Arctic Pollution Issues: A state of the Arctic Environment Report. Oslo, Norway: AMAP, 1997:188.
2. Arnesen R, Traaen T, Moiseenko T, Kudravtseva L, Mokrotovarova O. Heavy metals from Nikel area. NIVA-Report SNO 3526-96. Oslo: NIVA, 1996:37.
3. Interaction between trace metals and aquatic organisms: a critique of the fraction activity model;Campbell,1995
4. Influence of pollution and acidification on metal concentrations in Finnish Lapland lake sediments;Dauvalter;Water Air Soil Pollut,1995
5. Conceptual models for transport at a redox boundary;Davison,1985