TY - JOUR AU - Lee Mosher AU - Michah Sageev AU - Kevin Whyte TI - Quasi-actions on trees I. Bounded valence JO - Annals of mathematics PY - 2003 SP - 115 EP - 164 VL - 158 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4007/annals.2003.158.115/ DO - 10.4007/annals.2003.158.115 LA - en ID - 10_4007_annals_2003_158_115 ER -