TY  - JOUR
AU  - G. A. Gurzadyan
TI  - New two-shell planetary nebulae
JO  - Doklady Akademii Nauk
PY  - 1960
SP  - 1053
EP  - 1055
VL  - 133
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1960_133_5_a15/
LA  - ru
ID  - DAN_1960_133_5_a15
ER  -