@article{DE_1978_14_12_a15,
     author = {O. A. Liskovets},
     title = {The principle of the smoothing functional in the discretized regularization method},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2244--2248},
     publisher = {mathdoc},
     volume = {14},
     number = {12},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1978_14_12_a15/}
}