CHOPRA, D. D. The Evolution of the Sal Natural Regeneration Technique and Subsidiary Silviculture in the Forests of Haldwani Division. Indian Forester, [S. l.], v. 75, n. 4, p. 124–128, 1949. DOI: 10.36808/if/1949/v75i4/23087. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/23087. Acesso em: 4 dec. 2025.