TY - JOUR AU - Matt T. Clay TI - Deformation spaces of $G$-trees and automorphisms of Baumslag–Solitar groups JO - Groups, geometry, and dynamics PY - 2009 SP - 39 EP - 69 VL - 3 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4171/ggd/51/ DO - 10.4171/ggd/51 ID - 10_4171_ggd_51 ER -