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Nitrogen in Dutch freshwater lakes: trends and targets
1998
Molen, D.T. van der | Portielje, R. | Nobel, W.T. de | Boers, P.C.M. (Institute for Inland Water Management and Waste Water Treatment, Lelystad (Netherlands))
The effects of acidification on the geochemistry of Al, Cd, Pb and Hg in freshwater environments: a literature review
1991
Nelson, W.O. | Campbell, P.G.C. (Univ. Quebec, Inst. National de la Recherche Scientifique, Sainte-Foy, Quebec G1V 4C7 (Canada))
Temporal trends of organochlorines in northern Europe, 1967-1995. Relation to global fractionation, leakage from sediments and international measures
1998
Bignert, A. | Olsson, M. | Persson, W. | Jensen, S. | Zakrisson, S. | Litzen, K. | Eriksson, U. | Haggberg, L. | Alsberg, T. (Contaminant Research Group, Swedish Museum of Natural History Box 50007, SE-104 05 Stockholm (Sweden))
Freshwaters.. ed. 2
1992
Fish, Sir H. (Red Roofs, Newbury Road, Shefford Woodlands, Newbury, Berkshire RG16 7AJ (United Kingdom))