CHAMPION, H. G. Notes on Forestry in the U. S. A. Indian Forester, [S. l.], v. 42, n. 5, p. 248–256, 1916. DOI: 10.36808/if/1916/v42i5/18001. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/18001. Acesso em: 21 aug. 2025.