OLIVEIRA, Rodrigo Leonardo Costa de. Illuminating the Paths of Life on Earth - Cordel - 2nd Edition: Cordel literature. [s.l.] : UERR Editions,2020. DOI: 10.24979/uerr.edicoes.25. Disponível em: https://edicoes.uerr.edu.br/index.php/inicio/catalog/book/25. Acesso em: 12 jul. 2025.