MISHCHENKO, T. M. SOME RECOMMENDATIONS FOR ADDITIONAL PROTECTION. Science and Transport Progress , [S. l.], n. 14, p. 64–66, 2007. DOI: 10.15802/stp2007/17833. Disponível em: https://stp.ust.edu.ua/article/view/17833. Acesso em: 15 apr. 2025.