SINGH, Partap. Universal Thinning. Indian Forester, [S. l.], v. 89, n. 10, p. 670–680, 1963. DOI: 10.36808/if/1963/v89i10/24933. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/24933. Acesso em: 4 dec. 2025.