HEINITZ, F.; FRITZLAR, E. Reconstructing Surveyed Itineraries and Choices between Inter-City and Regional Train Services. Periodica Polytechnica Transportation Engineering, [S. l.], v. 42, n. 2, p. 111–117, 2014. 10.3311/PPtr.7465. Disponível em: https://pp.bme.hu/tr/article/view/7465. Acesso em: 4 dec. 2022.