Santos, Cicero Edinaldo dos. “Youth Education in Contest: A Study of The Encyclical Divini Illius Magistri (1929)”. International Journal for Innovation Education and Research, translated byPatrícia Helena Carvalho Holanda, vol. 8, no. 5, May 2020, pp. 562-7, https://doi.org/10.31686/ijier.vol8.iss5.2271.