%0 Journal Article %A E. M. Rudoy %T Differentiation of energy functionals in the three-dimensional theory of elasticity for bodies with surface cracks %J Sibirskij žurnal industrialʹnoj matematiki %D 2005 %P 106-116 %V 8 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SJIM_2005_8_1_a11/ %G ru %F SJIM_2005_8_1_a11