CHMIELEWSKI , M. T. The polish Salesians’ extramural mission work during the leadership of rector major Michael Rua (1888-1910). Seminare. Learned Investigations, [S. l.], v. 29, p. 285–300, 2023. DOI: 10.21852/sem.2011.29.20. Disponível em: https://czasopisma.uksw.edu.pl/index.php/s/article/view/11440. Acesso em: 19 may. 2024.