, E. F. E. W. The Ballad of the Railway Sleepers. Indian Forester, [S. l.], v. 25, n. 10, p. 407–409, DOI: 10.36808/if/1899/v25i10/15809. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/15809. Acesso em: 4 dec. 2025.