TY - JOUR AU - Aditi Kar AU - Nikolay Nikolov TI - Rank gradient and cost of Artin groups and their relatives JO - Groups, geometry, and dynamics PY - 2014 SP - 1195 EP - 1205 VL - 8 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4171/ggd/300/ DO - 10.4171/ggd/300 ID - 10_4171_ggd_300 ER -