CRUZ, Uilmer Rodrigues Xavier da; GARCIA, Ricardo Alexandrino. Theoretical and methodological contributions of the knowledge economy: The applicable "steps" in Brazilian recycling. International Journal for Innovation Education and Research, Dhaka, Bangladesh, v. 9, n. 5, p. 417–459, 2021. DOI: 10.31686/ijier.vol9.iss5.3107. Disponível em: https://www.scholarsjournal.net/index.php/ijier/article/view/3107. Acesso em: 7 mar. 2026.