Authors
Centre for Urban Statistics, Statistical Office, Poznań, Poland
Sylwia Filas-Przybył
Centre for Urban Statistics, Statistical Office, Poznań, Poland
© 2021 Tomasz Klimanek, Sylwia Filas-Przybył, published by University of Economics in Katowice
This work is licensed under the Creative Commons Attribution-NonCommercial 4.0 License.