@article{DE_1994_30_2_a15,
     author = {S. A. Aldashev},
     title = {On a property of solutions of a class of partial differential equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {327--329},
     publisher = {mathdoc},
     volume = {30},
     number = {2},
     year = {1994},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1994_30_2_a15/}
}