TY - JOUR AU - Ye, Shengkui TI - Euler characteristics and actions of automorphism groups of free groups JO - Algebraic and Geometric Topology PY - 2018 SP - 1195 EP - 1204 VL - 18 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.2140/agt.2018.18.1195/ DO - 10.2140/agt.2018.18.1195 ID - 10_2140_agt_2018_18_1195 ER -