GOROBETS, V. L.; BONDAREV, O. M.; SKOBLENKO, V. M. OPERATION CHARACTERISTICS OF ELECTRIC TRAINS ER1, ER2 BEYOND DESIGNED SERVICE LIFE. Science and Transport Progress , [S. l.], n. 6(54), p. 119–127, 2014. DOI: 10.15802/stp2014/33760. Disponível em: https://stp.ust.edu.ua/article/view/33760. Acesso em: 27 apr. 2024.