TY  - JOUR
AU  - M. M. Khapaev
TI  - A.\,N.~Tikhonov's theorem for singularly perturbed systems
JO  - Doklady Akademii Nauk
PY  - 1983
SP  - 1074
EP  - 1077
VL  - 271
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1983_271_5_a11/
LA  - ru
ID  - DAN_1983_271_5_a11
ER  -