TY - JOUR AU - Horbez, Camille TI - Sphere paths in outer space JO - Algebraic and Geometric Topology PY - 2012 SP - 2493 EP - 2517 VL - 12 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.2140/agt.2012.12.2493/ DO - 10.2140/agt.2012.12.2493 ID - 10_2140_agt_2012_12_2493 ER -