@article{DAN_1967_174_6_a20,
     author = {Yu. N. Smirnov and D. A. Frank-Kamenetskii},
     title = {The stability of motion of a charged particle in the simplest geometry of a modulated magnetic field},
     journal = {Doklady Akademii Nauk},
     pages = {1309--1312},
     publisher = {mathdoc},
     volume = {174},
     number = {6},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1967_174_6_a20/}
}