GULAY, O. S. Reforming the provision of benefits on railways. Science and Transport Progress , [S. l.], n. 41, p. 254–257, 2012. DOI: 10.15802/stp2012/9160. Disponível em: https://stp.ust.edu.ua/article/view/9160. Acesso em: 5 jun. 2025.