%0 Journal Article %A N. P. Lazarev %A E. M. Rudoy %A T. S. Popova %T Optimal control of the length of a straight crack for a model describing an equilibrium of a two-dimensional body with two intersecting cracks %J Matematičeskie zametki SVFU %D 2018 %P 43-53 %V 25 %N 3 %U http://geodesic.mathdoc.fr/item/SVFU_2018_25_3_a3/ %G ru %F SVFU_2018_25_3_a3