STERN, Julian; WAŁEJKO, Małgorzata. Editorial. Paedagogia Christiana, [S. l.], v. 45, n. 1, p. 5–8, 2020. DOI: 10.12775/30118. Disponível em: https://apcz.umk.pl/PCh/article/view/30118. Acesso em: 28 jun. 2025.