ROBERTSON, H. "The Tree of the Knowledge of Good and Evil". Indian Forester, [S. l.], v. 42, n. 11-12, p. 553–553, DOI: 10.36808/if/1916/v42i11-12/18075. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/18075. Acesso em: 4 dec. 2025.