1. Agency for Toxic Substances and Disease Registry (ATSDR), 2000. Toxicological Profile Information Sheets. US Department of Health and Human Services, Public Health Service, Atlanta, GA. Available from: .
2. The calculation of 210Pb dates assuming a constant rate of supply of unsupported 210Pb to the sediment;Appleby;Catena,1978
3. 210Pb dating by low background gamma counting;Appleby;Hydrobiologica,1986
4. Chronostratigraphic techniques in recent sediments;Appleby,2001
5. Principles of Chemical Sedimentology;Berner,1971