@article{DAN_1961_139_5_a6,
     author = {A. V. Pogorelov},
     title = {On the regularity of a convex surface with a regular metric in {Euclidean} space},
     journal = {Doklady Akademii Nauk},
     pages = {1056--1058},
     publisher = {mathdoc},
     volume = {139},
     number = {5},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1961_139_5_a6/}
}