TY  - JOUR
AU  - R. M. S. Mahmud
TI  - On commuting elemts of groups acting on trees
JO  - Revista colombiana de matematicas
PY  - 1993
SP  - 293
EP  - 301
VL  - 27
IS  - 1-2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/RCM_1993__27_1-2_181891/
ID  - RCM_1993__27_1-2_181891
ER  -