@article{DE_1990_26_2_a8,
     author = {G. A. Sviridyuk and T. G. Sukacheva},
     title = {Phase spaces of a class of operator semilinear equations of {Sobolev} type},
     journal = {Differencialʹnye uravneni\^a},
     pages = {250--258},
     publisher = {mathdoc},
     volume = {26},
     number = {2},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1990_26_2_a8/}
}