MURTHY, A. V. R. G. Krishna. Economics on Railway Sleeper Supplies in Karimnager (East) DIVN. Andhra Pradesh. Indian Forester, [S. l.], v. 93, n. 7, p. 455–468, 1967. DOI: 10.36808/if/1967/v93i7/25636. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/25636. Acesso em: 10 jul. 2025.