@article{DAN_1970_195_2_a7,
     author = {V. F. Sholohovich},
     title = {Unstable extremal problems and geometric properties of {Banach} spaces},
     journal = {Doklady Akademii Nauk},
     pages = {289--291},
     publisher = {mathdoc},
     volume = {195},
     number = {2},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_195_2_a7/}
}