%0 Journal Article %A N. P. Lazarev %A V. V. Èverstov %T An optimal size of an external rigid thin inclusion for a nonlinear problem describing equilibrium of a three-dimensional cracked cylindrical body %J Matematičeskie zametki SVFU %D 2017 %P 37-51 %V 24 %I mathdoc %U http://geodesic.mathdoc.fr/item/SVFU_2017_24_a3/ %G ru %F SVFU_2017_24_a3