@article{DAN_1978_240_6_a15,
     author = {N. P. Kalashnikov and A. S. Olchak},
     title = {Self-acceleration of ultrarelativistic electron beam in a single crystal},
     journal = {Doklady Akademii Nauk},
     pages = {1332--1335},
     publisher = {mathdoc},
     volume = {240},
     number = {6},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1978_240_6_a15/}
}