TY JOUR TI NANOPOWDER BALL-BEARING STEEL KW nanopowder KW electroerosion dispersion KW ball-bearing steel JO Alternative energy sources in the transport-technological complex: problems and prospects of rational use of AU Khardikov, S.. AU Ageev, E.. PY 2016 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov