TY  - JOUR
AU  - A. S. Leonov
TI  - Order optimality of the accuracy of some algorithms for solving ill-posed extremal problems
JO  - Izvestiâ vysših učebnyh zavedenij. Matematika
PY  - 1990
SP  - 30
EP  - 38
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IVM_1990_6_a6/
LA  - ru
ID  - IVM_1990_6_a6
ER  -