, B. H. B. P. Pine Pollen and Sulphur. Indian Forester, [S. l.], v. 5, n. 2, p. 169–170, DOI: 10.36808/if/1879/v5i2/13375. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/13375. Acesso em: 4 dec. 2025.