@article{DAN_1971_198_4_a18,
     author = {E. S. Mashkova and V. A. Molchanov and Yu. G. Skripka},
     title = {On the mechanism of ion scattering by crystals},
     journal = {Doklady Akademii Nauk},
     pages = {809--812},
     publisher = {mathdoc},
     volume = {198},
     number = {4},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1971_198_4_a18/}
}