TY  - JOUR
AU  - A. E. Gel'man
TI  - Small parameter method for operator equations
JO  - Doklady Akademii Nauk
PY  - 1958
SP  - 782
EP  - 784
VL  - 123
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1958_123_5_a2/
LA  - ru
ID  - DAN_1958_123_5_a2
ER  -