Authors
Jiří Kroča
T. G. Masaryk Water Research Institute p.r.i., Department of Water Quality Protection
Department of Ecology and Environmental Sciences, Faculty of Science, Palacký University in Olomouc
© 2022 Jiří Kroča, Jan Ježek, published by Silesian Museum in Opava
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.