@article{DAN_1968_178_6_a2,
     author = {Yu. A. Volkov},
     title = {Estimate of the deformation of a convex surface as a function of the change in its intrinsic metric},
     journal = {Doklady Akademii Nauk},
     pages = {1238--1240},
     publisher = {mathdoc},
     volume = {178},
     number = {6},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1968_178_6_a2/}
}