Authors: Sobczynski, T Siepak, J

Citation: T. Sobczynski et J. Siepak, Speciation of heavy metals in bottom sediments of lakes in the area of Wielkopolski National Park, POL J ENV S, 10(6), 2001, pp. 463-474

Authors: Baranowski, R Rybak, A Sobczynski, T

Citation: R. Baranowski et al., X-ray fluorescence spectrometry in speciation analysis of bottom sediments, POL J ENV S, 10(5), 2001, pp. 297-306

Authors: Puacz, W Szahun, W Siepak, J Sobczynski, T

Citation: W. Puacz et al., Determination of selected sulphur speciation forms in fresh water lakes and bottom sediments, POL J ENV S, 10(5), 2001, pp. 365-370