TY  - JOUR
AU  - V. K. Ivanov
TI  - On linear problems which are not well-posed
JO  - Doklady Akademii Nauk
PY  - 1962
SP  - 270
EP  - 272
VL  - 145
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1962_145_2_a10/
LA  - ru
ID  - DAN_1962_145_2_a10
ER  -