Authors
Natalia Kuczyńska-Kippen
Department of Water Protection, Faculty of Biology, Adam Mickiewicz University, Poznań, Poland
Ewelina Milecka
Department of Water Protection, Faculty of Biology, Adam Mickiewicz University, Poznań, Poland
© 2009 Natalia Kuczyńska-Kippen, Ewelina Milecka, published by University of Gdańsk
This work is licensed under the Creative Commons License.