TY  - JOUR
AU  - A. V. Pogorelov
TI  - An example of a twodimensional Riemannian metric admitting no local realization in $\mathrm{E}_3$
JO  - Doklady Akademii Nauk
PY  - 1971
SP  - 42
EP  - 43
VL  - 198
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1971_198_1_a9/
LA  - ru
ID  - DAN_1971_198_1_a9
ER  -