1. Soil classification for England and Wales (Higher categories);Avery,1980
2. The determination of radiocaesium in sea and freshwaters;Baker;MAFF Dir. Fish Res., Fish. Lab. Tech. Rep.,1975
3. Fayetteville Green Lake, New York, USA. VIII. Mass balance for Cs-137 in water, varved and non-varved sediments;Brunskill;Chem. Geol.,1984
4. Observations on radioactivity from the Chernobyl accident;Cambrey;Nucl. Energ.,1988
5. Radioactivity in freshwater systems in Cumbria (U.K.) following the Chernobyl accident;Camplin,1989