@article{DE_1991_27_10_a20,
     author = {G. Artykov and M. B. Orazov},
     title = {Ion-acoustic waves in a nonmagnetized plasma},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1814--1817},
     publisher = {mathdoc},
     volume = {27},
     number = {10},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1991_27_10_a20/}
}