@article{DE_2002_38_4_a7,
     author = {K. O. Besov},
     title = {Eigenfunctions of {Some} {Nonlinear} {Nonlocal} {Operators}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {490--498},
     publisher = {mathdoc},
     volume = {38},
     number = {4},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2002_38_4_a7/}
}