by

Bauassessorin Dipl.-Ing. Bettina Gruber
Dr. Sebastian Kofalk
Project Group Elbe Ecology in the German Federal Institute of Hydrology (BfG), Branch Office Berlin, Schnellerstr. 140, 12439 Berlin

Published in:
Bulletin Permanent International Association of Navigation Congresses (P.I.A.N.C.) - Association Internationale Permanente des Congrès de Navigation (A.I.P.C.N.) No. 106, 2001, 35-47