GARDOCKA-JAŁOWIEC, Anna; NIEMCZYK, Agata. Disposable income and consumption expenses in pensioners’ households in Poland in the years 2010-2019 – the analysis of changes in view of demographic transformations. Optimum. Economic Studies, [S.l.], n. 4(106), p. 45-56, sie. 2021. ISSN 1506-7637. Dostępne w: <http://optimum.uwb.edu.pl/index.php/osj/article/view/482>. Data dostępu: 25 maj 2022. doi: https://doi.org/10.15290/OES.2021.04.106.04.