Authors
Jacek Urbański
Institute of Oceanography, University of Gdansk, Gdynia, Poland
Aleksandra Mazur
Institute of Oceanography, University of Gdansk, Gdynia, Poland
Urszula Janas
Institute of Oceanography, University of Gdansk, Gdynia, Poland
© 2009 Jacek Urbański, Aleksandra Mazur, Urszula Janas, published by University of Gdańsk
This work is licensed under the Creative Commons License.