SKUPIEŃ, Emilia. Hydrotechnical conditions and inland transportation’s costs. Archives of Transport, Warsaw, Poland, v. 24, n. 4, p. 571–578, 2012. DOI: 10.2478/v10174-012-0035-z. Disponível em: https://archivesoftransport.com/index.php/aot/article/view/467.. Acesso em: 22 jul. 2024.