TY  - JOUR
AU  - M. I. Sumin
TI  - Suboptimal control of semilinear elliptic equations with phase constraints.~I. The maximum principle for minimizing sequences and normality
JO  - Izvestiâ vysših učebnyh zavedenij. Matematika
PY  - 2000
SP  - 33
EP  - 44
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IVM_2000_6_a4/
LA  - ru
ID  - IVM_2000_6_a4
ER  -