SINGH, Puran. Method of Distinguishing Powellised and the Unpowellised Wood. Indian Forester, [S. l.], v. 37, n. 10, p. 567–568, 1911. DOI: 10.36808/if/1911/v37i10/17431. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/17431. Acesso em: 4 dec. 2025.