TY JOUR TI EVALUATION OF VIBRATION LEVELS OF THE STERN GEAR WITH OIL LUBRICATION KW stern gear KW vibration KW propulsion system KW examination JO Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies AU Rodygin, V.. AU Nikolaev, N.. AU Gricenko, M.. PY 2018 IS PB Astrakhan State Technical University