TY  - JOUR
AU  - N. Ya. Medvedev
TI  - $0$-approximability of bounded Engel $l$-groups
JO  - Algebra i logika
PY  - 1988
SP  - 418
EP  - 421
VL  - 27
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AL_1988_27_4_a2/
LA  - ru
ID  - AL_1988_27_4_a2
ER  -