TY - JOUR AU - Caprace, Pierre-Emmanuel TI - Conjugacy of 2–spherical subgroups of Coxeter groups and parallel walls JO - Algebraic and Geometric Topology PY - 2006 SP - 1987 EP - 2029 VL - 6 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.2140/agt.2006.6.1987/ DO - 10.2140/agt.2006.6.1987 ID - 10_2140_agt_2006_6_1987 ER -