TY  - JOUR
AU  - A. A. Bovdi
TI  - A unitary subgroup and a congruence-subgroup of a multiplicative
JO  - Doklady Akademii Nauk
PY  - 1985
SP  - 1041
EP  - 1044
VL  - 284
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1985_284_5_a2/
LA  - ru
ID  - DAN_1985_284_5_a2
ER  -