CHAMPION, G. H. An Interesting Forest in the Kagan Valley, Hazara. Indian Forester, [S. l.], v. 54, n. 3, p. 161–164, 1928. DOI: 10.36808/if/1928/v54i3/19359. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/19359. Acesso em: 5 dec. 2025.