@article{DE_1984_20_5_a8,
     author = {Ya. I. Al'ber and O. A. Liskovets},
     title = {The principle of the smoothing functional for solution of equations of the first kind with monotone operators},
     journal = {Differencialʹnye uravneni\^a},
     pages = {811--817},
     publisher = {mathdoc},
     volume = {20},
     number = {5},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1984_20_5_a8/}
}