TY  - JOUR
AU  - D. G. Khramtsov
TI  - Finite graphs of groups with isomorphic fundamental groups
JO  - Algebra i logika
PY  - 1991
SP  - 595
EP  - 623
VL  - 30
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AL_1991_30_5_a6/
LA  - ru
ID  - AL_1991_30_5_a6
ER  -