Goncharov, Y. P., V. V. Zamaruev, V. V. Ivahno, N. V. Panasenko, V. V. Bozhko, P. D. Andryenko, and I. I. Lahuta. “ABNORMAL AND TRANSIENT MODES OF THE CONVERTER BOOSTER TYPE FOR DC TRACTION SUBSTATIONS”. Science and Transport Progress, no. 27, May 2009, pp. 61-66, doi:10.15802/stp2009/14224.