LEVYTSKYI, I. Y. THE QUALITY OF RAIL TRANSPORT SERVICES IN THE MARKET CONDITIONS. Science and Transport Progress , [S. l.], n. 13, p. 84–86, 2006. DOI: 10.15802/stp2006/18186. Disponível em: https://stp.ust.edu.ua/article/view/18186. Acesso em: 19 dec. 2024.