@article{TMF_2011_167_1_a6,
     author = {Yu. A. Kashlev},
     title = {Two stages of motion of anharmonic oscillators modeling fast particles in crystals},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {123--135},
     publisher = {mathdoc},
     volume = {167},
     number = {1},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2011_167_1_a6/}
}