%0 Journal Article %A N. P. Lazarev %T Optimal size control of a rigid inclusion in equilibrium problems for inhomogeneous three-dimensional bodies with a crack %J Matematičeskie zametki SVFU %D 2016 %P 51-64 %V 23 %N 2 %U http://geodesic.mathdoc.fr/item/SVFU_2016_23_2_a3/ %G ru %F SVFU_2016_23_2_a3