Authors
malgorzata.misztal@uni.lodz.pl
University of Łódź, Faculty of Economics and Sociology, Department of Statistical Methods, Łódź, Poland
malgorzata.misztal@uni.lodz.pl
© 2021 Małgorzata Misztal, published by University of Szczecin
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.