Authors
Marzenna Wiśniewska
Department of Environmental and Civil Engineering, University of Technology and
Bogna Paczuska
Department of Botany and Ecology, University of Technology and Life Sciences in Bydgoszcz, Bydgoszcz, Poland
© 2015 Marzenna Wiśniewska, Bogna Paczuska, published by University of Gdańsk
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.