WARREN, W. D. M. Soil Erosion Control in Bihar. Indian Forester, [S. l.], v. 69, n. 11, p. 432–434, 1943. DOI: 10.36808/if/1943/v69i11/22132. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/22132. Acesso em: 21 aug. 2025.