TY  - JOUR
TI  - From archives of American Mathematical Society
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1998
VL  - 53
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/RM_1998_53_2_a25/
LA  - ru
ID  - RM_1998_53_2_a25
ER  -