The literary work as a source in educational research: A study on Brazilian education in the second half of the 19th century. Research, Society and Development, [S. l.], v. 10, n. 8, p. e57810817613, 2021. DOI: 10.33448/rsd-v10i8.17613. Disponível em: https://rsdjournal.org/rsd/article/view/17613. Acesso em: 5 dec. 2025.