@article{Jędrzejczak2020,
author = {Jędrzejczak, A. and Pekasiewicz, D.},
title= {Changes in income distribution for different family types in Poland},
year = {2020},
doi = {10.1007/s11294-020-09785-1},
volume = {26},
number = {2},
pages = {135--146},
}