PETROV, A. V. METHODS OF SPECTRAL ANALYSIS OF RANDOM PROCESS FLUCTUATIONS OF VOLTAGE AND CURRENT FEEDER TRACTION SUBSTATION DC. Science and Transport Progress , [S. l.], n. 34, p. 77–80, 2010. DOI: 10.15802/stp2010/8879. Disponível em: https://stp.ust.edu.ua/article/view/8879. Acesso em: 30 apr. 2024.