Resin Tapping in America. Indian Forester, [S. l.], v. 38, n. 9, p. 460–461, 1912. DOI: 10.36808/if/1912/v38i9/17557. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/17557. Acesso em: 5 dec. 2025.