%0 conference lecture %@ %A Doerffer, R.,Fischer, J.,Grassl, H.,Stoessel, M.,Brockmann, C. %D 1988 %J 27th Plenary Meeting of Committee on Space Research (COSPAR) %N %P %T Small scale patches of suspended matter and phytoplankton in the Elbe river estuary: German bight and tidal flats %U %X