TY - JOUR AU - Marius Ionescu AU - Alex Kumjian TI - Groupoid Actions on Fractafolds JO - Symmetry, integrability and geometry: methods and applications PY - 2014 VL - 10 UR - http://geodesic.mathdoc.fr/item/SIGMA_2014_10_a67/ LA - en ID - SIGMA_2014_10_a67 ER -