SAKOWICZ, Eugeniusz; SZUPPE, Paweł; WALEWANDER, Edward; BOBRYK, Adam. Biuletyn polonijny. Collectanea Theologica, [S. l.], v. 91, n. 3, p. 199–220, 2021. DOI: 10.21697/ct.2021.91.3.08. Disponível em: https://czasopisma.uksw.edu.pl/index.php/ct/article/view/8633. Acesso em: 5 grudz. 2025.