BHALLA, B. K. Planning of Forest Roads for Extraction. Indian Forester, [S. l.], v. 88, n. 6, p. 412–419, 1962. DOI: 10.36808/if/1962/v88i6/24686. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/24686. Acesso em: 27 dec. 2025.