Honcharov, U.P., Panasenko, N.V., Zamuruiev, V.V., Ivakhno, V.V., Krivosheyev, S.U., Chursina, U.V., Danilov, M.V., Sychenko, V.H. and Ivanov, V.U. 2011. System of distributed power with drop link of overfrequency for electric railways. Science and Transport Progress . 38 (Sep. 2011), 82–89. DOI:https://doi.org/10.15802/stp2011/6812.