TY JOUR TI Specifics of Operating Tram Switches of Different Designs KW Tram track KW switch KW operational conditions KW maintenance JO Bulletin of scientific research results AU Basovskiy, D.A. AU Panchenko, N.M. AU Vostrikov, O.V. PY 2025 IS 2025 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"