RFCKNAGEL, A. B. Forest Working Plans. Indian Forester, [S. l.], v. 46, n. 4, p. 202–204, 1920. DOI: 10.36808/if/1920/v46i4/18318. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/18318. Acesso em: 20 feb. 2026.