%0 Journal Article %T Resource Cost Reduction While Planned-Preventive Technical Servicing of Railway Automation Devices on Digital Model Basis %A Shvalov, D.V. %K railway automatics and telemechanics devices, technical servicing, technical servicing planning, digital model %J Transport automation research %D 2022 %N 8 %P 9 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"