Yevdomakha, H.V., Ivchenko, Y.M., Skalozub, V.V., Zhelieznov, K.H., Litvinov, V.A. and Ivanov, O.P. 2004. THE OPERATION OF PASSENGER TRAINS WITH THE RANDOM VOLTAGE IN THE TRACTION NETWORK AND VARIABLE TARIFFS FOR ELECTRICITY. Science and Transport Progress . 3 (Apr. 2004), 65–73. DOI:https://doi.org/10.15802/stp2004/20932.