SINGH, D. P. Cultivation of Willows and Poplars in Lahaul. Indian Forester, [S. l.], v. 76, n. 12, p. 526–527, 1950. DOI: 10.36808/if/1950/v76i12/23254. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/23254. Acesso em: 20 feb. 2026.