TY  - JOUR
AU  - A. V. Chakmazyan
TI  - Evolute surfaces of the dual-normalized 2-space $D_2$ in $E_4$
JO  - Doklady Akademii Nauk
PY  - 1962
SP  - 1233
EP  - 1236
VL  - 144
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1962_144_6_a7/
LA  - ru
ID  - DAN_1962_144_6_a7
ER  -