TY  - JOUR
AU  - Kapovich, Ilya
AU  - Weidmann, Richard
TI  - Kleinian groups and the rank problem
JO  - Geometry & topology
PY  - 2005
SP  - 375
EP  - 402
VL  - 9
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.2140/gt.2005.9.375/
DO  - 10.2140/gt.2005.9.375
ID  - GT_2005_9_1_a11
ER  -