@article{SJIM_2005_8_1_a11,
     author = {E. M. Rudoy},
     title = {Differentiation of energy functionals in the three-dimensional theory of elasticity for bodies with surface cracks},
     journal = {Sibirskij \v{z}urnal industrialʹnoj matematiki},
     pages = {106--116},
     publisher = {mathdoc},
     volume = {8},
     number = {1},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJIM_2005_8_1_a11/}
}