RAY, P. K. Log Transportation by Portable Ropeways in Hill Forests of West Bengal. Indian Forester, [S. l.], v. 95, n. 12, p. 827–833, 1969. DOI: 10.36808/if/1969/v95i12/26196. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/26196. Acesso em: 21 aug. 2025.