TY JOUR TI Comparison of Requirements for Standards of Different Countries to Assessment of Freight Car Dynamic Qualities and Impact on Track KW Freight car KW gondola car KW car motion simulation KW dynamic qualities KW impact on track KW wheel derailment resistance JO Bulletin of scientific research results AU Saidova, A.V. AU Gusev, A.V. AU Rudakova, E.A. PY 2023 IS 2023 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"