%0 book part %@ %A Schroeder, F., Klages, D., Knauth, H.-D. %D 1990 %J Estuarine water quality management: monitoring, modelling and research - Coastal and estuarine studies %P 253-258 %T Bell-Jar experiments and suspension measurements for the quantification of oxygen consumption and nitrogen conversion in sediments of the Elbe estuary %U %X