KOZUBERDA, A. M.; PRYVALOVA, L. V. The account and analysis improve for using main items in division, signalization and connection. Science and Transport Progress , [S. l.], n. 38, p. 249–253, 2011. DOI: 10.15802/stp2011/6850. Disponível em: https://stp.ust.edu.ua/article/view/6850. Acesso em: 2 may. 2024.