TY JOUR TI ESTIMATION OF THE MAIN PARAMETERS OF THE SHIP’S PERSONNEL ROTATION PROCESS IN THE COMPANY KW company KW personnel KW rotation KW efficiency JO Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies AU Menshikov, V.. AU Penkovskaya, K.. AU Penkovskiy, D.. PY 2013 IS 2013 PB Astrakhan State Technical University