MAHENDRU, I. D. The Hazara Gravity Ropeway. Indian Forester, [S. l.], v. 53, n. 7, p. 398–404, 1927. DOI: 10.36808/if/1927/v53i7/19244. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/19244. Acesso em: 26 dec. 2025.