%0 Journal Article %T On problem of calculating longitudinal vibrations of piston engine crankshaft %A Yamanin, A.. %A Zhukov, V.. %K crank, longitudinal vibrations, longitudinal flexibility, finite element method %J Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies %D 2021 %N 2021 %P 8 %I Astrakhan State Technical University