@article{ISU_2009_9_4_a4,
     author = {O. V. Dudko and D. A. Potyanikhin},
     title = {About oblique impact by perfectly rigid body with plane boundary on the nonlinear elastic half-space},
     journal = {Izvestiya of Saratov University. Mathematics. Mechanics. Informatics},
     pages = {32--40},
     publisher = {mathdoc},
     volume = {9},
     number = {4},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ISU_2009_9_4_a4/}
}