BOKOR, Z. Rail infrastructure costing based on multi-level full cost allocation. Periodica Polytechnica Transportation Engineering, [S. l.], v. 40, n. 1, p. 3–9, 2012. 10.3311/pp.tr.2012-1.01. Disponível em: https://pp.bme.hu/tr/article/view/2115. Acesso em: 8 feb. 2023.