@article{MAT_1957_1_2_a0,
     author = {J. Nash},
     title = {$C^1$ isometric imbeddings},
     journal = {Matematika},
     pages = {3--16},
     publisher = {mathdoc},
     volume = {1},
     number = {2},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAT_1957_1_2_a0/}
}