TY JOUR TI Lubricating oils impact crankshaft rotation speed in outboard motors KW testing KW transmission oil KW engine oil KW outboard motor KW small vessel JO Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies AU Pokusaev, M.. AU Khmelnitsky, K.. AU Khmelnitskaya, A.. AU Gorbachev, M.. AU Kadin, A.. AU Kadina, E.. AU Tolochin, M.. AU Prudkov, S.. PY 2021 IS PB Astrakhan State Technical University