Characterization of aquatic humic substances by size exclusion chromatography and capillary electrophoresisLepane, ViiaProceedings of the 5th Finnish Conference of Environmental Sciences : 18-19 May 20012001 / p. 26-29 Characterization of aquatic humic substances by size exclusion chromatography and capillary electrophoresisLepane, Viia2001 http://www.ester.ee/record=b1569755*est