%0 Journal Article %T MULTIGRID FINITE ELEMENT METHOD IN THE CALCULATIONS OF THREE-DIMENSIONAL COMPOSITE PLATES AND BEAMS OF IRREGULAR FORM %A Matveev, A.D. %K elasticity, composites, plates and beams of complex shape, multigrid finite elements, microapproach, small error %J Bulletin of KSAU %D 2017 %N %P 9 %I Krasnoyarsk State Agrarian University