RIVERS, R. R. "Buy Empire Timbers". Indian Forester, [S. l.], v. 57, n. 3, p. 141–144, 1931. DOI: 10.36808/if/1931/v57i3/19977. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/19977. Acesso em: 5 dec. 2025.