TY  - JOUR
TI  - Meetings of the Ural Mathematical Society
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1983
VL  - 38
IS  - 5
UR  - http://geodesic.mathdoc.fr/item/RM_1983_38_5_a27/
LA  - ru
ID  - RM_1983_38_5_a27
ER  -