PEARSON, R. S. Mixed Impregnation with Oils. Indian Forester, [S. l.], v. 41, n. 3, p. 82–88, 1915. DOI: 10.36808/if/1915/v41i3/17909. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/17909. Acesso em: 29 oct. 2025.