@article{DAN_1982_262_1_a3,
     author = {S. B. Klimentov},
     title = {On the structure of the set of all isometric transformations of a surface of positive curvature that is diffeomorphic to a disk},
     journal = {Doklady Akademii Nauk},
     pages = {19--21},
     publisher = {mathdoc},
     volume = {262},
     number = {1},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1982_262_1_a3/}
}