TY  - JOUR
AU  - M. V. Gorelova
AU  - E. V. Chizhonkov
TI  - On the preconditioning of saddle problems by means of saddle operators
JO  - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki
PY  - 2004
SP  - 1523
EP  - 1533
VL  - 44
IS  - 9
UR  - http://geodesic.mathdoc.fr/item/ZVMMF_2004_44_9_a0/
LA  - ru
ID  - ZVMMF_2004_44_9_a0
ER  -