@article{DE_1998_34_9_a1,
     author = {A. Kalamayska and A. Milani},
     title = {Anisotropic {Sobolev} spaces and parabolic equations. {I.~Spaces}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1162--1169},
     year = {1998},
     volume = {34},
     number = {9},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1998_34_9_a1/}
}