TY  - JOUR
AU  - Surla 

 Katarina
TI  - On a 

 posteriori error estimation in solving some classes of operators uquations
JO  - Novi Sad Journal of Mathematics
PY  - 1981
SP  - 149
EP  - 159
VL  - 11
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/NSJOM_1981_11_Nonea_14/
ID  - NSJOM_1981_11_Nonea_14
ER  -