TY  - JOUR
AU  - O. V. Sarmanov
TI  - Generalized normal correlation and two-dimensional Fr\'echet classes
JO  - Doklady Akademii Nauk
PY  - 1966
SP  - 32
EP  - 35
VL  - 168
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1966_168_1_a6/
LA  - ru
ID  - DAN_1966_168_1_a6
ER  -