Research Date	
              Research Department	
              
          Research Journal	
              In  Transport  of  Carbon  and  Nutrients  in  Lakes  and  Estuuaries,  part  6  (  ED.S.  Kempe,  D.  Eisma  and  E.T.  Degens),  Mitt.Geol.-Palt.Inst., Univ. Hamburg, SCOPE/UNEP Sonderbd
          Research Member	
          
      Research Vol	
              74
          Research Pages	
              115-135
           
          