Automorphisms and abstract commensurators of 2-dimensional Artin groups. Crisp, John — 2005 Geometry & Topology
On the CAT ( 0 ) dimension of 2-dimensional Bestvina-Brady groups. Crisp, John — 2002 Algebraic & Geometric Topology
Embeddings of graph braid and surface groups in right-angled Artin groups and braid groups. Crisp, John; Wiest, Bert — 2004 Algebraic & Geometric Topology