VENEDIKTOV, H. L.; HARBARUK, V. V.; HERASYMENKO, P. V. RESEARCH METHODOLOGY OF RATIONAL RELATION BETWEEN THE PRICES OF TICKETS IN CARS OF DIFFERENT CLASSES OF HIGH-SPEED TRAINS. Science and Transport Progress , [S. l.], n. 14, p. 243–247, 2007. DOI: 10.15802/stp2007/18171. Disponível em: https://stp.ust.edu.ua/article/view/18171. Acesso em: 7 oct. 2024.