@article{DE_1965_1_2_a15,
     author = {O. A. Liskovets},
     title = {The hyperplane method in non-stationary problems with a self-conjugate operator},
     journal = {Differencialʹnye uravneni\^a},
     pages = {255--259},
     publisher = {mathdoc},
     volume = {1},
     number = {2},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1965_1_2_a15/}
}