%0 Journal Article %T TO THE ECONOMIC EFFECT ASSESSMENT FROM THE ROLL BEARING DURABILITY INCREASE IN THE WORKING MACHINES %A Liberman, Y.L. %A Boyarskikh, Y.D. %A Gorbunova, L.N. %K bearing, durability, economic effect %J Bulletin of KSAU %D 2013 %N %P 5 %I Krasnoyarsk State Agrarian University