TY JOUR TI Multivariate Modeling of Design Parameters of Elastic Clips of Modern Rail Fasteners, with Analysis of Their Stress-Strain State KW Railway track KW rail fastening KW software and computing complex KW SolidWorks KW Ansys KW geometric parameters KW stresses JO Proceedings of Petersburg Transport University AU Karyukin, M.A. PY 2023 IS 20 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"