TY  - JOUR
AU  - A. A. Martynyuk
TI  - On some applications of the contraction principle
JO  - Doklady Akademii Nauk
PY  - 1994
SP  - 304
EP  - 306
VL  - 339
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1994_339_3_a3/
LA  - ru
ID  - DAN_1994_339_3_a3
ER  -