Bielen, Robert. “Symposium: Condition of Contemporary Polish Family in Oswiecim, Home and Abroad (Oswiecim - October 16, 2008)”. Seminare. Learned Investigations 26 (June 30, 2009): 419–420. Accessed May 19, 2024. https://czasopisma.uksw.edu.pl/index.php/s/article/view/11777.