TY - JOUR AU - Helge Møller Pedersen TI - The universal abelian cover of a graph manifold JO - Journal of Singularities PY - 2013 SP - 205 EP - 219 VL - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.5427/jsing.2013.7k/ DO - 10.5427/jsing.2013.7k ID - 10_5427_jsing_2013_7k ER -