PETROV, A. V.; KOSTIN, M. O. Unproductive electric losses in the traction power of DC supply system. Science and Transport Progress , [S. l.], n. 31, p. 106–110, 2010. DOI: 10.15802/stp2010/13490. Disponível em: https://stp.ust.edu.ua/article/view/13490. Acesso em: 29 apr. 2024.