TY  - JOUR
AU  - U. Raitums
TI  - The passage to the convex hull of a set of admissible operators in
JO  - Doklady Akademii Nauk
PY  - 1985
SP  - 289
EP  - 292
VL  - 285
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1985_285_2_a6/
LA  - ru
ID  - DAN_1985_285_2_a6
ER  -