CHAMPION, H. G.; MAHENDRU, I. D. The Selection of Radii for Stump Analysis. Indian Forester, [S. l.], v. 59, n. 9, p. 575–579, 1933. DOI: 10.36808/if/1933/v59i9/20425. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/20425. Acesso em: 4 dec. 2025.