LAKSHMANAN, V.; DAS, D. C. A Nomograph Solution for Determination of Diameters of Tile Drains in Metric Units. Indian Forester, [S. l.], v. 102, n. 7, p. 455–458, 1976. DOI: 10.36808/if/1976/v102i7/11920. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/11920. Acesso em: 4 dec. 2025.