%0 Journal Article %T The role of fluids in the chemical composition of the upper holocene sediment layer in the russian sector of the South-East Baltic %A Krek, A.. %A Krechik, V.. %A Danchenkov, A.. %A Mikhnevich, G.. %K South-East Baltic, bottom sediments, cluster analysis, groundwater %J Russian Journal of Earth Sciences %D 2020 %N 20 %P 0 %I Geophysical Center of the Russian Academy of Sciences