@article{DAN_1984_277_1_a17,
     author = {A. L. Krylov and A. E. Lifshits},
     title = {Langmuir oscillations of a three-dimensionally inhomogeneous},
     journal = {Doklady Akademii Nauk},
     pages = {74--76},
     publisher = {mathdoc},
     volume = {277},
     number = {1},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_277_1_a17/}
}