@misc{DE_1992_28_11_a21,
     title = {Sergeǐ {Aleksandrovich} {Lomov} (on the occasion of his seventieth birthday)},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2020},
     year = {1992},
     volume = {28},
     number = {11},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1992_28_11_a21/}
}