TY  - JOUR
AU  - P. E. Sobolevskii
TI  - Approximate methods of solving differential equations in Banach space
JO  - Doklady Akademii Nauk
PY  - 1957
SP  - 240
EP  - 243
VL  - 115
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1957_115_2_a10/
LA  - ru
ID  - DAN_1957_115_2_a10
ER  -