TY JOUR TI Changes in the Number of Rail Gauge Crimes after Laying Geosynthetics under the Sleeper Base KW Sleeper bearing KW stabilization KW geosynthetic materials KW track meters KW amount of deviations JO Bulletin of scientific research results AU Dudkin, E.P. AU Petryaev, A.V. PY 2023 IS 2023 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"