TY  - JOUR
AU  - I. V. Dobrynina
TI  - Solution of the problem of expressibility in amalgamated products of groups
JO  - Fundamentalʹnaâ i prikladnaâ matematika
PY  - 2009
SP  - 23
EP  - 30
VL  - 15
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/FPM_2009_15_1_a1/
LA  - ru
ID  - FPM_2009_15_1_a1
ER  -