MCDONELL, J. C. Ripening of Cones of Pinus longifolia. Indian Forester, [S. l.], v. 29, n. 12, p. 573–574, 1903. DOI: 10.36808/if/1903/v29i12/16308. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/16308. Acesso em: 5 dec. 2025.