DRUMMOND, R. O. Lopping in the Kumaun Himalaya of United Provinces. Indian Forester, [S. l.], v. 70, n. 12, p. 401–408, 1944. DOI: 10.36808/if/1944/v70i12/22262. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/22262. Acesso em: 21 aug. 2025.