Kacprowska, Krystyna. «Social Policy towards Demographic Changes in European Countries - Examples of Solutions and Assessment of Their Effectiveness». Civitas et Lex 38, no. 2 (май 14, 2023): 63–74. просмотрено май 17, 2024. https://czasopisma.uwm.edu.pl/index.php/cel/article/view/8602.