TY  - JOUR
AU  - S. M. Gusein-Zade
TI  - On Singularities from which an $A_1$ Can be Split off
JO  - Funkcionalʹnyj analiz i ego priloženiâ
PY  - 1993
SP  - 68
EP  - 71
VL  - 27
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/FAA_1993_27_1_a8/
LA  - ru
ID  - FAA_1993_27_1_a8
ER  -