@article{JRC19478, address = {}, year = {2000}, author = {Pueyo M and Rauret G and Lueck D and Yli-Halla M and Muntau HW and Quevauviller P}, abstract = {Abstract not available }, title = {Certification of the Extractable Contents of Cd, Cr, Cu, Ni, Pb and Zn in a Freshwater Sediment Following a Collaboratively Tested and Optimised Three-Step Sequential Extraction Procedure.}, type = {}, url = {}, volume = {3}, number = {}, journal = {Journal of Environmental Monitoring}, pages = {243-250}, issn = {}, publisher = {}, doi = {} }