TY  - JOUR
AU  - E. G. Sitnikova
TI  - On an eigenfunction for a boundary value problem in a disk
JO  - Differencialʹnye uravneniâ
PY  - 1994
SP  - 1457
EP  - 1461
VL  - 30
IS  - 8
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1994_30_8_a17/
LA  - ru
ID  - DE_1994_30_8_a17
ER  -