CHATTERJEE, B. N.; SINGH, R. D. Extension of the Period of Utilisation of the Perennial Grasses. Indian Forester, [S. l.], v. 92, n. 9, p. 591–595, 1966. DOI: 10.36808/if/1966/v92i9/25399. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/25399. Acesso em: 5 dec. 2025.