%0 Journal Article %T Investigation of stress-strain state at contact of cylindrical surfaces of parts of railway rolling stock %A Krotov, S.V. %A Kononov, D.P. %K contact strength, stress-strain state, adhesion, friction %J Bulletin of scientific research results %D 2022 %N 2022 %P 14 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"