TY  - JOUR
AU  - M. A. Krasnosel'skii
TI  - On several new fixed point principles
JO  - Doklady Akademii Nauk
PY  - 1973
SP  - 1280
EP  - 1281
VL  - 208
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1973_208_6_a4/
LA  - ru
ID  - DAN_1973_208_6_a4
ER  -