@article{DAN_1987_292_1_a7,
     author = {P. E. Sobolevskii},
     title = {Periodic motions of a nonlinearly viscous fluid},
     journal = {Doklady Akademii Nauk},
     pages = {41--46},
     publisher = {mathdoc},
     volume = {292},
     number = {1},
     year = {1987},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1987_292_1_a7/}
}