%0 Journal Article %A A. L. Krylov %A A. E. Lifshits %T Langmuir oscillations of a three-dimensionally inhomogeneous %J Doklady Akademii Nauk %D 1984 %P 74-76 %V 277 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1984_277_1_a17/ %G ru %F DAN_1984_277_1_a17