@article{MZM_1991_50_5_a12,
     author = {V. A. Smirnov and V. A. Sheikhman},
     title = {Continuation of homogeneous functionals with a given convexity},
     journal = {Matemati\v{c}eskie zametki},
     pages = {90--96},
     year = {1991},
     volume = {50},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1991_50_5_a12/}
}