TY JOUR TI Cause failure of the roller bearing electrical locomotive KW electric locomotive KW wheel-motor block KW bearings KW electroerosion. JO Actual directions of scientific researches of the XXI century: theory and practice AU Mishin, Y.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov