SZLUFIK, P. A National Scientific Conference, the 200th Anniversary of the Birth of St. John Bosco: the Salesians Toward the Contemporary Challenges (Warsaw April 21st, 2015) . Seminare. Learned Investigations, [S. l.], v. 37, n. 2, p. 201–202, 2022. DOI: 10.21852/sem.2016.2.16. Disponível em: https://czasopisma.uksw.edu.pl/index.php/s/article/view/10866. Acesso em: 19 jul. 2024.