%0 Journal Article %T DIESEL INJECTOR PUMP WITH RING CONTROL VALVE %A Gabdrafikov, F.Z. %A Aysuvakov, I.N. %A Galiev, I.G. %K pump injector, annular valve, control valve, diesel engine %J Vestnik of Kazan State Agrarian University %D 2020 %N 15 %P 7 %I Kazan state agrarian University