@article{MZM_2011_89_1_a11,
     author = {A. A. Borisenko},
     title = {One-to-One {Projectability} of {Closed} {Surfaces} in a {Spherical} {Space}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {120--121},
     publisher = {mathdoc},
     volume = {89},
     number = {1},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2011_89_1_a11/}
}