TY  - JOUR
AU  - A. V. Kuz'minykh
TI  - On a characteristic property of isometric mappings
JO  - Doklady Akademii Nauk
PY  - 1976
SP  - 48
EP  - 50
VL  - 226
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1976_226_1_a10/
LA  - ru
ID  - DAN_1976_226_1_a10
ER  -