Prodigious Growth of Gouglas Spruce. Indian Forester, [S. l.], v. 25, n. 5, p. 224–225, DOI: 10.36808/if/1899/v25i5/15733. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/15733. Acesso em: 20 feb. 2026.