@article{DE_1990_26_6_a9,
     author = {N. \`E. Keylman},
     title = {Steady flows in vortex chambers},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1007--1014},
     year = {1990},
     volume = {26},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1990_26_6_a9/}
}