@article{SM_1972_17_3_a3,
     author = {G. N. Gayubov and V. T. Fomenko},
     title = {Unique determination of convex surfaces with boundary in {Lobacevskii} space},
     journal = {Sbornik. Mathematics},
     pages = {373--379},
     year = {1972},
     volume = {17},
     number = {3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1972_17_3_a3/}
}