KHAN, Khan Muhammad. Walnut Exploitation in Hazara, N. W. F. P. Indian Forester, [S. l.], v. 45, n. 8, p. 441–444, 1919. DOI: 10.36808/if/1919/v45i8/18245. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/18245. Acesso em: 4 dec. 2025.