TY  - JOUR
AU  - Yu. Sh. Abramov
TI  - On a~class of nonlinear problems on characteristic values
JO  - Matematičeskie zametki
PY  - 1974
SP  - 907
EP  - 913
VL  - 15
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_1974_15_6_a9/
LA  - ru
ID  - MZM_1974_15_6_a9
ER  -