Authors
Małgorzata Witak
Institute of Oceanography, Department of Marine Geology, University of Gdańsk, Gdynia, Poland
Julita Dunder
Institute of Oceanography, Department of Marine Geology, University of Gdańsk, Gdynia, Poland
© 2007 Małgorzata Witak, Julita Dunder, published by University of Gdańsk
This work is licensed under the Creative Commons License.